diff --git a/dlls/jscript/array.c b/dlls/jscript/array.c
index b5039a7b2f..ee499a5404 100644
--- a/dlls/jscript/array.c
+++ b/dlls/jscript/array.c
@@ -46,7 +46,7 @@ static const WCHAR unshiftW[] = {'u','n','s','h','i','f','t',0};
 
 static const WCHAR default_separatorW[] = {',',0};
 
-static HRESULT get_jsdisp_length(DispatchEx *obj, LCID lcid, jsexcept_t *ei, DWORD *ret)
+static HRESULT get_jsdisp_length(DispatchEx *obj, jsexcept_t *ei, DWORD *ret)
 {
     VARIANT var;
     HRESULT hres;
@@ -84,7 +84,7 @@ static WCHAR *idx_to_str(DWORD idx, WCHAR *ptr)
     return ptr+1;
 }
 
-static HRESULT Array_length(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Array_length(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     ArrayInstance *This = (ArrayInstance*)dispex;
@@ -128,7 +128,7 @@ static HRESULT Array_length(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAM
     return S_OK;
 }
 
-static HRESULT concat_array(DispatchEx *array, ArrayInstance *obj, DWORD *len, LCID lcid,
+static HRESULT concat_array(DispatchEx *array, ArrayInstance *obj, DWORD *len,
         jsexcept_t *ei, IServiceProvider *caller)
 {
     VARIANT var;
@@ -152,7 +152,7 @@ static HRESULT concat_array(DispatchEx *array, ArrayInstance *obj, DWORD *len, L
     return S_OK;
 }
 
-static HRESULT concat_obj(DispatchEx *array, IDispatch *obj, DWORD *len, LCID lcid, jsexcept_t *ei, IServiceProvider *caller)
+static HRESULT concat_obj(DispatchEx *array, IDispatch *obj, DWORD *len, jsexcept_t *ei, IServiceProvider *caller)
 {
     DispatchEx *jsobj;
     VARIANT var;
@@ -161,7 +161,7 @@ static HRESULT concat_obj(DispatchEx *array, IDispatch *obj, DWORD *len, LCID lc
     jsobj = iface_to_jsdisp((IUnknown*)obj);
     if(jsobj) {
         if(is_class(jsobj, JSCLASS_ARRAY)) {
-            hres = concat_array(array, (ArrayInstance*)jsobj, len, lcid, ei, caller);
+            hres = concat_array(array, (ArrayInstance*)jsobj, len, ei, caller);
             jsdisp_release(jsobj);
             return hres;
         }
@@ -173,7 +173,7 @@ static HRESULT concat_obj(DispatchEx *array, IDispatch *obj, DWORD *len, LCID lc
     return jsdisp_propput_idx(array, (*len)++, &var, ei, caller);
 }
 
-static HRESULT Array_concat(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Array_concat(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *caller)
 {
     DispatchEx *ret;
@@ -186,7 +186,7 @@ static HRESULT Array_concat(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAM
     if(FAILED(hres))
         return hres;
 
-    hres = concat_obj(ret, (IDispatch*)_IDispatchEx_(dispex), &len, lcid, ei, caller);
+    hres = concat_obj(ret, (IDispatch*)_IDispatchEx_(dispex), &len, ei, caller);
     if(SUCCEEDED(hres)) {
         VARIANT *arg;
         DWORD i;
@@ -194,7 +194,7 @@ static HRESULT Array_concat(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAM
         for(i=0; i < arg_cnt(dp); i++) {
             arg = get_arg(dp, i);
             if(V_VT(arg) == VT_DISPATCH)
-                hres = concat_obj(ret, V_DISPATCH(arg), &len, lcid, ei, caller);
+                hres = concat_obj(ret, V_DISPATCH(arg), &len, ei, caller);
             else
                 hres = jsdisp_propput_idx(ret, len++, arg, ei, caller);
             if(FAILED(hres))
@@ -214,7 +214,7 @@ static HRESULT Array_concat(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAM
     return S_OK;
 }
 
-static HRESULT array_join(DispatchEx *array, LCID lcid, DWORD length, const WCHAR *sep, VARIANT *retv,
+static HRESULT array_join(DispatchEx *array, DWORD length, const WCHAR *sep, VARIANT *retv,
         jsexcept_t *ei, IServiceProvider *caller)
 {
     BSTR *str_tab, ret = NULL;
@@ -312,7 +312,7 @@ static HRESULT array_join(DispatchEx *array, LCID lcid, DWORD length, const WCHA
 }
 
 /* ECMA-262 3rd Edition    15.4.4.5 */
-static HRESULT Array_join(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Array_join(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *caller)
 {
     DWORD length;
@@ -334,17 +334,17 @@ static HRESULT Array_join(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS
         if(FAILED(hres))
             return hres;
 
-        hres = array_join(dispex, lcid, length, sep, retv, ei, caller);
+        hres = array_join(dispex, length, sep, retv, ei, caller);
 
         SysFreeString(sep);
     }else {
-        hres = array_join(dispex, lcid, length, default_separatorW, retv, ei, caller);
+        hres = array_join(dispex, length, default_separatorW, retv, ei, caller);
     }
 
     return hres;
 }
 
-static HRESULT Array_pop(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Array_pop(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *caller)
 {
     VARIANT val;
@@ -406,7 +406,7 @@ static HRESULT Array_pop(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *
 }
 
 /* ECMA-262 3rd Edition    15.4.4.7 */
-static HRESULT Array_push(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Array_push(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     DWORD length = 0;
@@ -418,7 +418,7 @@ static HRESULT Array_push(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS
     if(dispex->builtin_info->class == JSCLASS_ARRAY) {
         length = ((ArrayInstance*)dispex)->length;
     }else {
-        hres = get_jsdisp_length(dispex, lcid, ei, &length);
+        hres = get_jsdisp_length(dispex, ei, &length);
         if(FAILED(hres))
             return hres;
     }
@@ -443,7 +443,7 @@ static HRESULT Array_push(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS
     return S_OK;
 }
 
-static HRESULT Array_reverse(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Array_reverse(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     FIXME("\n");
@@ -451,7 +451,7 @@ static HRESULT Array_reverse(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARA
 }
 
 /* ECMA-262 3rd Edition    15.4.4.9 */
-static HRESULT Array_shift(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Array_shift(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *caller)
 {
     DWORD length = 0, i;
@@ -463,7 +463,7 @@ static HRESULT Array_shift(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS
     if(is_class(dispex, JSCLASS_ARRAY)) {
         length = ((ArrayInstance*)dispex)->length;
     }else {
-        hres = get_jsdisp_length(dispex, lcid, ei, &length);
+        hres = get_jsdisp_length(dispex, ei, &length);
         if(SUCCEEDED(hres) && !length)
             hres = set_jsdisp_length(dispex, ei, 0);
         if(FAILED(hres))
@@ -504,7 +504,7 @@ static HRESULT Array_shift(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS
 }
 
 /* ECMA-262 3rd Edition    15.4.4.10 */
-static HRESULT Array_slice(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Array_slice(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     DispatchEx *arr;
@@ -518,7 +518,7 @@ static HRESULT Array_slice(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS
     if(is_class(dispex, JSCLASS_ARRAY)) {
         length = ((ArrayInstance*)dispex)->length;
     }else {
-        hres = get_jsdisp_length(dispex, lcid, ei, &length);
+        hres = get_jsdisp_length(dispex, ei, &length);
         if(FAILED(hres))
             return hres;
     }
@@ -641,7 +641,7 @@ static HRESULT sort_cmp(script_ctx_t *ctx, DispatchEx *cmp_func, VARIANT *v1, VA
 }
 
 /* ECMA-262 3rd Edition    15.4.4.11 */
-static HRESULT Array_sort(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Array_sort(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *caller)
 {
     DispatchEx *cmp_func = NULL;
@@ -798,7 +798,7 @@ static HRESULT Array_sort(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS
 }
 
 /* ECMA-262 3rd Edition    15.4.4.12 */
-static HRESULT Array_splice(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Array_splice(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *caller)
 {
     DWORD length, start=0, delete_cnt=0, argc, i, add_args = 0;
@@ -811,7 +811,7 @@ static HRESULT Array_splice(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAM
     if(is_class(dispex, JSCLASS_ARRAY)) {
         length = ((ArrayInstance*)dispex)->length;
     }else {
-        hres = get_jsdisp_length(dispex, lcid, ei, &length);
+        hres = get_jsdisp_length(dispex, ei, &length);
         if(FAILED(hres))
             return hres;
     }
@@ -912,7 +912,7 @@ static HRESULT Array_splice(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAM
 }
 
 /* ECMA-262 3rd Edition    15.4.4.2 */
-static HRESULT Array_toString(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Array_toString(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     TRACE("\n");
@@ -922,10 +922,10 @@ static HRESULT Array_toString(DispatchEx *dispex, LCID lcid, WORD flags, DISPPAR
         return E_FAIL;
     }
 
-    return array_join(dispex, lcid, ((ArrayInstance*)dispex)->length, default_separatorW, retv, ei, sp);
+    return array_join(dispex, ((ArrayInstance*)dispex)->length, default_separatorW, retv, ei, sp);
 }
 
-static HRESULT Array_toLocaleString(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Array_toLocaleString(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     FIXME("\n");
@@ -933,7 +933,7 @@ static HRESULT Array_toLocaleString(DispatchEx *dispex, LCID lcid, WORD flags, D
 }
 
 /* ECMA-262 3rd Edition    15.4.4.13 */
-static HRESULT Array_unshift(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Array_unshift(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *caller)
 {
     WCHAR buf[14], *buf_end, *str;
@@ -947,7 +947,7 @@ static HRESULT Array_unshift(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARA
     if(is_class(dispex, JSCLASS_ARRAY)) {
         length = ((ArrayInstance*)dispex)->length;
     }else {
-        hres = get_jsdisp_length(dispex, lcid, ei, &length);
+        hres = get_jsdisp_length(dispex, ei, &length);
         if(FAILED(hres))
             return hres;
     }
@@ -999,7 +999,7 @@ static HRESULT Array_unshift(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARA
     return S_OK;
 }
 
-static HRESULT Array_value(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Array_value(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     TRACE("\n");
@@ -1008,7 +1008,7 @@ static HRESULT Array_value(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS
     case INVOKE_FUNC:
         return throw_type_error(dispex->ctx, ei, IDS_NOT_FUNC, NULL);
     case INVOKE_PROPERTYGET:
-        return array_join(dispex, lcid, ((ArrayInstance*)dispex)->length, default_separatorW, retv, ei, sp);
+        return array_join(dispex, ((ArrayInstance*)dispex)->length, default_separatorW, retv, ei, sp);
     default:
         FIXME("unimplemented flags %x\n", flags);
         return E_NOTIMPL;
@@ -1068,7 +1068,7 @@ static const builtin_info_t Array_info = {
     Array_on_put
 };
 
-static HRESULT ArrayConstr_value(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT ArrayConstr_value(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *caller)
 {
     DispatchEx *obj;
diff --git a/dlls/jscript/bool.c b/dlls/jscript/bool.c
index 9393ffb7c1..c7d8c63bf5 100644
--- a/dlls/jscript/bool.c
+++ b/dlls/jscript/bool.c
@@ -33,7 +33,7 @@ static const WCHAR toStringW[] = {'t','o','S','t','r','i','n','g',0};
 static const WCHAR valueOfW[] = {'v','a','l','u','e','O','f',0};
 
 /* ECMA-262 3rd Edition    15.6.4.2 */
-static HRESULT Bool_toString(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Bool_toString(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     static const WCHAR trueW[] = {'t','r','u','e',0};
@@ -62,7 +62,7 @@ static HRESULT Bool_toString(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARA
 }
 
 /* ECMA-262 3rd Edition    15.6.4.3 */
-static HRESULT Bool_valueOf(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Bool_valueOf(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     TRACE("\n");
@@ -80,7 +80,7 @@ static HRESULT Bool_valueOf(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAM
     return S_OK;
 }
 
-static HRESULT Bool_value(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Bool_value(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     TRACE("\n");
@@ -111,7 +111,7 @@ static const builtin_info_t Bool_info = {
     NULL
 };
 
-static HRESULT BoolConstr_value(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT BoolConstr_value(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     HRESULT hres;
diff --git a/dlls/jscript/date.c b/dlls/jscript/date.c
index 1b1e26f45f..871bb32af4 100644
--- a/dlls/jscript/date.c
+++ b/dlls/jscript/date.c
@@ -583,7 +583,7 @@ static inline HRESULT date_to_string(DOUBLE time, BOOL show_offset, int offset,
 }
 
 /* ECMA-262 3rd Edition    15.9.1.2 */
-static HRESULT Date_toString(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Date_toString(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *caller)
 {
     DateInstance *date;
@@ -604,7 +604,7 @@ static HRESULT Date_toString(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARA
 }
 
 /* ECMA-262 3rd Edition    15.9.1.5 */
-static HRESULT Date_toLocaleString(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Date_toLocaleString(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *caller)
 {
     static const WCHAR NaNW[] = { 'N','a','N',0 };
@@ -633,16 +633,16 @@ static HRESULT Date_toLocaleString(DispatchEx *dispex, LCID lcid, WORD flags, DI
     st = create_systemtime(local_time(date->time, date));
 
     if(st.wYear<1601 || st.wYear>9999)
-        return Date_toString(dispex, lcid, flags, dp, retv, ei, caller);
+        return Date_toString(dispex, flags, dp, retv, ei, caller);
 
     if(retv) {
-        date_len = GetDateFormatW(lcid, DATE_LONGDATE, &st, NULL, NULL, 0);
-        time_len = GetTimeFormatW(lcid, 0, &st, NULL, NULL, 0);
+        date_len = GetDateFormatW(dispex->ctx->lcid, DATE_LONGDATE, &st, NULL, NULL, 0);
+        time_len = GetTimeFormatW(dispex->ctx->lcid, 0, &st, NULL, NULL, 0);
         date_str = SysAllocStringLen(NULL, date_len+time_len-1);
         if(!date_str)
             return E_OUTOFMEMORY;
-        GetDateFormatW(lcid, DATE_LONGDATE, &st, NULL, date_str, date_len);
-        GetTimeFormatW(lcid, 0, &st, NULL, &date_str[date_len], time_len);
+        GetDateFormatW(dispex->ctx->lcid, DATE_LONGDATE, &st, NULL, date_str, date_len);
+        GetTimeFormatW(dispex->ctx->lcid, 0, &st, NULL, &date_str[date_len], time_len);
         date_str[date_len-1] = ' ';
 
         V_VT(retv) = VT_BSTR;
@@ -651,7 +651,7 @@ static HRESULT Date_toLocaleString(DispatchEx *dispex, LCID lcid, WORD flags, DI
     return S_OK;
 }
 
-static HRESULT Date_valueOf(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Date_valueOf(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *caller)
 {
     TRACE("\n");
@@ -667,7 +667,7 @@ static HRESULT Date_valueOf(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAM
 }
 
 /* ECMA-262 3rd Edition    15.9.5.42 */
-static HRESULT Date_toUTCString(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Date_toUTCString(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *caller)
 {
     static const WCHAR NaNW[] = { 'N','a','N',0 };
@@ -775,7 +775,7 @@ static HRESULT Date_toUTCString(DispatchEx *dispex, LCID lcid, WORD flags, DISPP
 }
 
 /* ECMA-262 3rd Edition    15.9.5.3 */
-static HRESULT Date_toDateString(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Date_toDateString(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *caller)
 {
     static const WCHAR NaNW[] = { 'N','a','N',0 };
@@ -882,7 +882,7 @@ static HRESULT Date_toDateString(DispatchEx *dispex, LCID lcid, WORD flags, DISP
 }
 
 /* ECMA-262 3rd Edition    15.9.5.4 */
-static HRESULT Date_toTimeString(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Date_toTimeString(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *caller)
 {
     static const WCHAR NaNW[] = { 'N','a','N',0 };
@@ -944,7 +944,7 @@ static HRESULT Date_toTimeString(DispatchEx *dispex, LCID lcid, WORD flags, DISP
 }
 
 /* ECMA-262 3rd Edition    15.9.5.6 */
-static HRESULT Date_toLocaleDateString(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Date_toLocaleDateString(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *caller)
 {
     static const WCHAR NaNW[] = { 'N','a','N',0 };
@@ -973,14 +973,14 @@ static HRESULT Date_toLocaleDateString(DispatchEx *dispex, LCID lcid, WORD flags
     st = create_systemtime(local_time(date->time, date));
 
     if(st.wYear<1601 || st.wYear>9999)
-        return Date_toDateString(dispex, lcid, flags, dp, retv, ei, caller);
+        return Date_toDateString(dispex, flags, dp, retv, ei, caller);
 
     if(retv) {
-        len = GetDateFormatW(lcid, DATE_LONGDATE, &st, NULL, NULL, 0);
+        len = GetDateFormatW(dispex->ctx->lcid, DATE_LONGDATE, &st, NULL, NULL, 0);
         date_str = SysAllocStringLen(NULL, len);
         if(!date_str)
             return E_OUTOFMEMORY;
-        GetDateFormatW(lcid, DATE_LONGDATE, &st, NULL, date_str, len);
+        GetDateFormatW(dispex->ctx->lcid, DATE_LONGDATE, &st, NULL, date_str, len);
 
         V_VT(retv) = VT_BSTR;
         V_BSTR(retv) = date_str;
@@ -989,7 +989,7 @@ static HRESULT Date_toLocaleDateString(DispatchEx *dispex, LCID lcid, WORD flags
 }
 
 /* ECMA-262 3rd Edition    15.9.5.7 */
-static HRESULT Date_toLocaleTimeString(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Date_toLocaleTimeString(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *caller)
 {
     static const WCHAR NaNW[] = { 'N','a','N',0 };
@@ -1018,14 +1018,14 @@ static HRESULT Date_toLocaleTimeString(DispatchEx *dispex, LCID lcid, WORD flags
     st = create_systemtime(local_time(date->time, date));
 
     if(st.wYear<1601 || st.wYear>9999)
-        return Date_toTimeString(dispex, lcid, flags, dp, retv, ei, caller);
+        return Date_toTimeString(dispex, flags, dp, retv, ei, caller);
 
     if(retv) {
-        len = GetTimeFormatW(lcid, 0, &st, NULL, NULL, 0);
+        len = GetTimeFormatW(dispex->ctx->lcid, 0, &st, NULL, NULL, 0);
         date_str = SysAllocStringLen(NULL, len);
         if(!date_str)
             return E_OUTOFMEMORY;
-        GetTimeFormatW(lcid, 0, &st, NULL, date_str, len);
+        GetTimeFormatW(dispex->ctx->lcid, 0, &st, NULL, date_str, len);
 
         V_VT(retv) = VT_BSTR;
         V_BSTR(retv) = date_str;
@@ -1034,7 +1034,7 @@ static HRESULT Date_toLocaleTimeString(DispatchEx *dispex, LCID lcid, WORD flags
 }
 
 /* ECMA-262 3rd Edition    15.9.5.9 */
-static HRESULT Date_getTime(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Date_getTime(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *caller)
 {
     TRACE("\n");
@@ -1050,7 +1050,7 @@ static HRESULT Date_getTime(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAM
 }
 
 /* ECMA-262 3rd Edition    15.9.5.10 */
-static HRESULT Date_getFullYear(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Date_getFullYear(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *caller)
 {
     TRACE("\n");
@@ -1068,7 +1068,7 @@ static HRESULT Date_getFullYear(DispatchEx *dispex, LCID lcid, WORD flags, DISPP
 }
 
 /* ECMA-262 3rd Edition    15.9.5.11 */
-static HRESULT Date_getUTCFullYear(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Date_getUTCFullYear(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *caller)
 {
     TRACE("\n");
@@ -1084,7 +1084,7 @@ static HRESULT Date_getUTCFullYear(DispatchEx *dispex, LCID lcid, WORD flags, DI
 }
 
 /* ECMA-262 3rd Edition    15.9.5.12 */
-static HRESULT Date_getMonth(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Date_getMonth(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *caller)
 {
     TRACE("\n");
@@ -1102,7 +1102,7 @@ static HRESULT Date_getMonth(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARA
 }
 
 /* ECMA-262 3rd Edition    15.9.5.13 */
-static HRESULT Date_getUTCMonth(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Date_getUTCMonth(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *caller)
 {
     TRACE("\n");
@@ -1118,7 +1118,7 @@ static HRESULT Date_getUTCMonth(DispatchEx *dispex, LCID lcid, WORD flags, DISPP
 }
 
 /* ECMA-262 3rd Edition    15.9.5.14 */
-static HRESULT Date_getDate(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Date_getDate(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *caller)
 {
     TRACE("\n");
@@ -1136,7 +1136,7 @@ static HRESULT Date_getDate(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAM
 }
 
 /* ECMA-262 3rd Edition    15.9.5.15 */
-static HRESULT Date_getUTCDate(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Date_getUTCDate(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *caller)
 {
     TRACE("\n");
@@ -1152,7 +1152,7 @@ static HRESULT Date_getUTCDate(DispatchEx *dispex, LCID lcid, WORD flags, DISPPA
 }
 
 /* ECMA-262 3rd Edition    15.9.5.16 */
-static HRESULT Date_getDay(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Date_getDay(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *caller)
 {
     TRACE("\n");
@@ -1170,7 +1170,7 @@ static HRESULT Date_getDay(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS
 }
 
 /* ECMA-262 3rd Edition    15.9.5.17 */
-static HRESULT Date_getUTCDay(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Date_getUTCDay(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *caller)
 {
     TRACE("\n");
@@ -1186,7 +1186,7 @@ static HRESULT Date_getUTCDay(DispatchEx *dispex, LCID lcid, WORD flags, DISPPAR
 }
 
 /* ECMA-262 3rd Edition    15.9.5.18 */
-static HRESULT Date_getHours(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Date_getHours(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *caller)
 {
     TRACE("\n");
@@ -1204,7 +1204,7 @@ static HRESULT Date_getHours(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARA
 }
 
 /* ECMA-262 3rd Edition    15.9.5.19 */
-static HRESULT Date_getUTCHours(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Date_getUTCHours(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *caller)
 {
     TRACE("\n");
@@ -1220,7 +1220,7 @@ static HRESULT Date_getUTCHours(DispatchEx *dispex, LCID lcid, WORD flags, DISPP
 }
 
 /* ECMA-262 3rd Edition    15.9.5.20 */
-static HRESULT Date_getMinutes(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Date_getMinutes(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *caller)
 {
     TRACE("\n");
@@ -1238,7 +1238,7 @@ static HRESULT Date_getMinutes(DispatchEx *dispex, LCID lcid, WORD flags, DISPPA
 }
 
 /* ECMA-262 3rd Edition    15.9.5.21 */
-static HRESULT Date_getUTCMinutes(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Date_getUTCMinutes(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *caller)
 {
     TRACE("\n");
@@ -1254,7 +1254,7 @@ static HRESULT Date_getUTCMinutes(DispatchEx *dispex, LCID lcid, WORD flags, DIS
 }
 
 /* ECMA-262 3rd Edition    15.9.5.22 */
-static HRESULT Date_getSeconds(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Date_getSeconds(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *caller)
 {
     TRACE("\n");
@@ -1272,7 +1272,7 @@ static HRESULT Date_getSeconds(DispatchEx *dispex, LCID lcid, WORD flags, DISPPA
 }
 
 /* ECMA-262 3rd Edition    15.9.5.23 */
-static HRESULT Date_getUTCSeconds(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Date_getUTCSeconds(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *caller)
 {
     TRACE("\n");
@@ -1288,7 +1288,7 @@ static HRESULT Date_getUTCSeconds(DispatchEx *dispex, LCID lcid, WORD flags, DIS
 }
 
 /* ECMA-262 3rd Edition    15.9.5.24 */
-static HRESULT Date_getMilliseconds(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Date_getMilliseconds(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *caller)
 {
     TRACE("\n");
@@ -1306,7 +1306,7 @@ static HRESULT Date_getMilliseconds(DispatchEx *dispex, LCID lcid, WORD flags, D
 }
 
 /* ECMA-262 3rd Edition    15.9.5.25 */
-static HRESULT Date_getUTCMilliseconds(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Date_getUTCMilliseconds(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *caller)
 {
     TRACE("\n");
@@ -1322,7 +1322,7 @@ static HRESULT Date_getUTCMilliseconds(DispatchEx *dispex, LCID lcid, WORD flags
 }
 
 /* ECMA-262 3rd Edition    15.9.5.26 */
-static HRESULT Date_getTimezoneOffset(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Date_getTimezoneOffset(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *caller)
 {
     TRACE("\n");
@@ -1339,7 +1339,7 @@ static HRESULT Date_getTimezoneOffset(DispatchEx *dispex, LCID lcid, WORD flags,
 }
 
 /* ECMA-262 3rd Edition    15.9.5.27 */
-static HRESULT Date_setTime(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Date_setTime(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *caller)
 {
     VARIANT v;
@@ -1368,7 +1368,7 @@ static HRESULT Date_setTime(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAM
 }
 
 /* ECMA-262 3rd Edition    15.9.5.28 */
-static HRESULT Date_setMilliseconds(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Date_setMilliseconds(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *caller)
 {
     VARIANT v;
@@ -1401,7 +1401,7 @@ static HRESULT Date_setMilliseconds(DispatchEx *dispex, LCID lcid, WORD flags, D
 }
 
 /* ECMA-262 3rd Edition    15.9.5.29 */
-static HRESULT Date_setUTCMilliseconds(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Date_setUTCMilliseconds(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *caller)
 {
     VARIANT v;
@@ -1434,7 +1434,7 @@ static HRESULT Date_setUTCMilliseconds(DispatchEx *dispex, LCID lcid, WORD flags
 }
 
 /* ECMA-262 3rd Edition    15.9.5.30 */
-static HRESULT Date_setSeconds(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Date_setSeconds(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *caller)
 {
     VARIANT v;
@@ -1477,7 +1477,7 @@ static HRESULT Date_setSeconds(DispatchEx *dispex, LCID lcid, WORD flags, DISPPA
 }
 
 /* ECMA-262 3rd Edition    15.9.5.31 */
-static HRESULT Date_setUTCSeconds(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Date_setUTCSeconds(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *caller)
 {
     VARIANT v;
@@ -1520,7 +1520,7 @@ static HRESULT Date_setUTCSeconds(DispatchEx *dispex, LCID lcid, WORD flags, DIS
 }
 
 /* ECMA-262 3rd Edition    15.9.5.33 */
-static HRESULT Date_setMinutes(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Date_setMinutes(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *caller)
 {
     VARIANT v;
@@ -1571,7 +1571,7 @@ static HRESULT Date_setMinutes(DispatchEx *dispex, LCID lcid, WORD flags, DISPPA
 }
 
 /* ECMA-262 3rd Edition    15.9.5.34 */
-static HRESULT Date_setUTCMinutes(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Date_setUTCMinutes(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *caller)
 {
     VARIANT v;
@@ -1622,7 +1622,7 @@ static HRESULT Date_setUTCMinutes(DispatchEx *dispex, LCID lcid, WORD flags, DIS
 }
 
 /* ECMA-262 3rd Edition    15.9.5.35 */
-static HRESULT Date_setHours(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Date_setHours(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *caller)
 {
     VARIANT v;
@@ -1680,7 +1680,7 @@ static HRESULT Date_setHours(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARA
 }
 
 /* ECMA-262 3rd Edition    15.9.5.36 */
-static HRESULT Date_setUTCHours(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Date_setUTCHours(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *caller)
 {
     VARIANT v;
@@ -1738,7 +1738,7 @@ static HRESULT Date_setUTCHours(DispatchEx *dispex, LCID lcid, WORD flags, DISPP
 }
 
 /* ECMA-262 3rd Edition    15.9.5.36 */
-static HRESULT Date_setDate(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Date_setDate(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *caller)
 {
     VARIANT v;
@@ -1771,7 +1771,7 @@ static HRESULT Date_setDate(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAM
 }
 
 /* ECMA-262 3rd Edition    15.9.5.37 */
-static HRESULT Date_setUTCDate(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Date_setUTCDate(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *caller)
 {
     VARIANT v;
@@ -1804,7 +1804,7 @@ static HRESULT Date_setUTCDate(DispatchEx *dispex, LCID lcid, WORD flags, DISPPA
 }
 
 /* ECMA-262 3rd Edition    15.9.5.38 */
-static HRESULT Date_setMonth(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Date_setMonth(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *caller)
 {
     VARIANT v;
@@ -1847,7 +1847,7 @@ static HRESULT Date_setMonth(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARA
 }
 
 /* ECMA-262 3rd Edition    15.9.5.39 */
-static HRESULT Date_setUTCMonth(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Date_setUTCMonth(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *caller)
 {
     VARIANT v;
@@ -1890,7 +1890,7 @@ static HRESULT Date_setUTCMonth(DispatchEx *dispex, LCID lcid, WORD flags, DISPP
 }
 
 /* ECMA-262 3rd Edition    15.9.5.40 */
-static HRESULT Date_setFullYear(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Date_setFullYear(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *caller)
 {
     VARIANT v;
@@ -1940,7 +1940,7 @@ static HRESULT Date_setFullYear(DispatchEx *dispex, LCID lcid, WORD flags, DISPP
 }
 
 /* ECMA-262 3rd Edition    15.9.5.41 */
-static HRESULT Date_setUTCFullYear(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Date_setUTCFullYear(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *caller)
 {
     VARIANT v;
@@ -1990,7 +1990,7 @@ static HRESULT Date_setUTCFullYear(DispatchEx *dispex, LCID lcid, WORD flags, DI
 }
 
 /* ECMA-262 3rd Edition    B2.4 */
-static HRESULT Date_getYear(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Date_getYear(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *caller)
 {
     DateInstance *date;
@@ -2018,7 +2018,7 @@ static HRESULT Date_getYear(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAM
     return S_OK;
 }
 
-static HRESULT Date_value(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Date_value(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *caller)
 {
     TRACE("\n");
@@ -2380,7 +2380,7 @@ static inline HRESULT date_parse(BSTR input, VARIANT *retv) {
     return S_OK;
 }
 
-static HRESULT DateConstr_parse(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT DateConstr_parse(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     BSTR parse_str;
@@ -2404,7 +2404,7 @@ static HRESULT DateConstr_parse(DispatchEx *dispex, LCID lcid, WORD flags, DISPP
     return hres;
 }
 
-static HRESULT DateConstr_UTC(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT DateConstr_UTC(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     VARIANT year, month, vdate, hours, minutes, seconds, ms;
@@ -2495,7 +2495,7 @@ static HRESULT DateConstr_UTC(DispatchEx *dispex, LCID lcid, WORD flags, DISPPAR
     return S_OK;
 }
 
-static HRESULT DateConstr_value(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT DateConstr_value(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     DispatchEx *date;
@@ -2549,7 +2549,7 @@ static HRESULT DateConstr_value(DispatchEx *dispex, LCID lcid, WORD flags, DISPP
             VARIANT ret_date;
             DateInstance *di;
 
-            DateConstr_UTC(dispex, lcid, flags, dp, &ret_date, ei, sp);
+            DateConstr_UTC(dispex, flags, dp, &ret_date, ei, sp);
 
             hres = create_date(dispex->ctx, NULL, num_val(&ret_date), &date);
             if(FAILED(hres))
diff --git a/dlls/jscript/dispex.c b/dlls/jscript/dispex.c
index f2bbb40a01..54d0b3a02c 100644
--- a/dlls/jscript/dispex.c
+++ b/dlls/jscript/dispex.c
@@ -250,7 +250,7 @@ static HRESULT invoke_prop_func(DispatchEx *This, DispatchEx *jsthis, dispex_pro
             WARN("%s is not a constructor\n", debugstr_w(prop->name));
             return E_INVALIDARG;
         }
-        return prop->u.p->invoke(jsthis, This->ctx->lcid, flags, dp, retv, ei, caller);
+        return prop->u.p->invoke(jsthis, flags, dp, retv, ei, caller);
     case PROP_PROTREF:
         return invoke_prop_func(This->prototype, jsthis, This->prototype->props+prop->u.ref, flags, dp, retv, ei, caller);
     case PROP_VARIANT: {
@@ -304,7 +304,7 @@ static HRESULT prop_get(DispatchEx *This, dispex_prop_t *prop, DISPPARAMS *dp,
 
             hres = VariantCopy(retv, &prop->u.var);
         }else {
-            hres = prop->u.p->invoke(This, This->ctx->lcid, DISPATCH_PROPERTYGET, dp, retv, ei, caller);
+            hres = prop->u.p->invoke(This, DISPATCH_PROPERTYGET, dp, retv, ei, caller);
         }
         break;
     case PROP_PROTREF:
@@ -336,7 +336,7 @@ static HRESULT prop_put(DispatchEx *This, dispex_prop_t *prop, DISPPARAMS *dp,
     switch(prop->type) {
     case PROP_BUILTIN:
         if(!(prop->flags & PROPF_METHOD))
-            return prop->u.p->invoke(This, This->ctx->lcid, DISPATCH_PROPERTYPUT, dp, NULL, ei, caller);
+            return prop->u.p->invoke(This, DISPATCH_PROPERTYPUT, dp, NULL, ei, caller);
     case PROP_PROTREF:
         prop->type = PROP_VARIANT;
         prop->flags = PROPF_ENUM;
@@ -474,8 +474,8 @@ static HRESULT WINAPI DispatchEx_GetTypeInfoCount(IDispatchEx *iface, UINT *pcti
     return S_OK;
 }
 
-static HRESULT WINAPI DispatchEx_GetTypeInfo(IDispatchEx *iface, UINT iTInfo,
-                                              LCID lcid, ITypeInfo **ppTInfo)
+static HRESULT WINAPI DispatchEx_GetTypeInfo(IDispatchEx *iface, UINT iTInfo, LCID lcid,
+                                              ITypeInfo **ppTInfo)
 {
     DispatchEx *This = DISPATCHEX_THIS(iface);
     FIXME("(%p)->(%u %u %p)\n", This, iTInfo, lcid, ppTInfo);
@@ -483,8 +483,8 @@ static HRESULT WINAPI DispatchEx_GetTypeInfo(IDispatchEx *iface, UINT iTInfo,
 }
 
 static HRESULT WINAPI DispatchEx_GetIDsOfNames(IDispatchEx *iface, REFIID riid,
-                                                LPOLESTR *rgszNames, UINT cNames,
-                                                LCID lcid, DISPID *rgDispId)
+                                                LPOLESTR *rgszNames, UINT cNames, LCID lcid,
+                                                DISPID *rgDispId)
 {
     DispatchEx *This = DISPATCHEX_THIS(iface);
     UINT i;
@@ -503,7 +503,7 @@ static HRESULT WINAPI DispatchEx_GetIDsOfNames(IDispatchEx *iface, REFIID riid,
 }
 
 static HRESULT WINAPI DispatchEx_Invoke(IDispatchEx *iface, DISPID dispIdMember,
-                            REFIID riid, LCID lcid, WORD wFlags, DISPPARAMS *pDispParams,
+                                        REFIID riid, LCID lcid, WORD wFlags, DISPPARAMS *pDispParams,
                             VARIANT *pVarResult, EXCEPINFO *pExcepInfo, UINT *puArgErr)
 {
     DispatchEx *This = DISPATCHEX_THIS(iface);
@@ -826,7 +826,7 @@ HRESULT jsdisp_get_id(DispatchEx *jsdisp, const WCHAR *name, DWORD flags, DISPID
 HRESULT jsdisp_call_value(DispatchEx *disp, WORD flags, DISPPARAMS *dp, VARIANT *retv,
         jsexcept_t *ei, IServiceProvider *caller)
 {
-    return disp->builtin_info->value_prop.invoke(disp, disp->ctx->lcid, flags, dp, retv, ei, caller);
+    return disp->builtin_info->value_prop.invoke(disp, flags, dp, retv, ei, caller);
 }
 
 HRESULT jsdisp_call(DispatchEx *disp, DISPID id, WORD flags, DISPPARAMS *dp, VARIANT *retv,
diff --git a/dlls/jscript/error.c b/dlls/jscript/error.c
index 1aeb867f0e..e7f726335a 100644
--- a/dlls/jscript/error.c
+++ b/dlls/jscript/error.c
@@ -39,7 +39,7 @@ static const WCHAR messageW[] = {'m','e','s','s','a','g','e',0};
 static const WCHAR numberW[] = {'n','u','m','b','e','r',0};
 static const WCHAR toStringW[] = {'t','o','S','t','r','i','n','g',0};
 
-static HRESULT Error_number(DispatchEx *dispex, LCID lcid, WORD flags,
+static HRESULT Error_number(DispatchEx *dispex, WORD flags,
         DISPPARAMS *dp, VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     ErrorInstance *This = (ErrorInstance*)dispex;
@@ -57,7 +57,7 @@ static HRESULT Error_number(DispatchEx *dispex, LCID lcid, WORD flags,
     }
 }
 
-static HRESULT Error_description(DispatchEx *dispex, LCID lcid, WORD flags,
+static HRESULT Error_description(DispatchEx *dispex, WORD flags,
         DISPPARAMS *dp, VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     ErrorInstance *This = (ErrorInstance*)dispex;
@@ -76,7 +76,7 @@ static HRESULT Error_description(DispatchEx *dispex, LCID lcid, WORD flags,
 }
 
 /* ECMA-262 3rd Edition    15.11.4.3 */
-static HRESULT Error_message(DispatchEx *dispex, LCID lcid, WORD flags,
+static HRESULT Error_message(DispatchEx *dispex, WORD flags,
         DISPPARAMS *dp, VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     ErrorInstance *This = (ErrorInstance*)dispex;
@@ -95,7 +95,7 @@ static HRESULT Error_message(DispatchEx *dispex, LCID lcid, WORD flags,
 }
 
 /* ECMA-262 3rd Edition    15.11.4.4 */
-static HRESULT Error_toString(DispatchEx *dispex, LCID lcid, WORD flags,
+static HRESULT Error_toString(DispatchEx *dispex, WORD flags,
         DISPPARAMS *dp, VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     static const WCHAR str[] = {'[','o','b','j','e','c','t',' ','E','r','r','o','r',']',0};
@@ -112,7 +112,7 @@ static HRESULT Error_toString(DispatchEx *dispex, LCID lcid, WORD flags,
     return S_OK;
 }
 
-static HRESULT Error_value(DispatchEx *dispex, LCID lcid, WORD flags,
+static HRESULT Error_value(DispatchEx *dispex, WORD flags,
         DISPPARAMS *dp, VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     TRACE("\n");
@@ -278,7 +278,7 @@ static HRESULT error_constr(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
     }
 }
 
-static HRESULT ErrorConstr_value(DispatchEx *dispex, LCID lcid, WORD flags,
+static HRESULT ErrorConstr_value(DispatchEx *dispex, WORD flags,
         DISPPARAMS *dp, VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     TRACE("\n");
@@ -286,7 +286,7 @@ static HRESULT ErrorConstr_value(DispatchEx *dispex, LCID lcid, WORD flags,
             dispex->ctx->error_constr);
 }
 
-static HRESULT EvalErrorConstr_value(DispatchEx *dispex, LCID lcid, WORD flags,
+static HRESULT EvalErrorConstr_value(DispatchEx *dispex, WORD flags,
         DISPPARAMS *dp, VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     TRACE("\n");
@@ -294,7 +294,7 @@ static HRESULT EvalErrorConstr_value(DispatchEx *dispex, LCID lcid, WORD flags,
             dispex->ctx->eval_error_constr);
 }
 
-static HRESULT RangeErrorConstr_value(DispatchEx *dispex, LCID lcid, WORD flags,
+static HRESULT RangeErrorConstr_value(DispatchEx *dispex, WORD flags,
         DISPPARAMS *dp, VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     TRACE("\n");
@@ -302,7 +302,7 @@ static HRESULT RangeErrorConstr_value(DispatchEx *dispex, LCID lcid, WORD flags,
             dispex->ctx->range_error_constr);
 }
 
-static HRESULT ReferenceErrorConstr_value(DispatchEx *dispex, LCID lcid, WORD flags,
+static HRESULT ReferenceErrorConstr_value(DispatchEx *dispex, WORD flags,
         DISPPARAMS *dp, VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     TRACE("\n");
@@ -310,7 +310,7 @@ static HRESULT ReferenceErrorConstr_value(DispatchEx *dispex, LCID lcid, WORD fl
             dispex->ctx->reference_error_constr);
 }
 
-static HRESULT RegExpErrorConstr_value(DispatchEx *dispex, LCID lcid, WORD flags,
+static HRESULT RegExpErrorConstr_value(DispatchEx *dispex, WORD flags,
         DISPPARAMS *dp, VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     TRACE("\n");
@@ -318,7 +318,7 @@ static HRESULT RegExpErrorConstr_value(DispatchEx *dispex, LCID lcid, WORD flags
             dispex->ctx->regexp_error_constr);
 }
 
-static HRESULT SyntaxErrorConstr_value(DispatchEx *dispex, LCID lcid, WORD flags,
+static HRESULT SyntaxErrorConstr_value(DispatchEx *dispex, WORD flags,
         DISPPARAMS *dp, VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     TRACE("\n");
@@ -326,7 +326,7 @@ static HRESULT SyntaxErrorConstr_value(DispatchEx *dispex, LCID lcid, WORD flags
             dispex->ctx->syntax_error_constr);
 }
 
-static HRESULT TypeErrorConstr_value(DispatchEx *dispex, LCID lcid, WORD flags,
+static HRESULT TypeErrorConstr_value(DispatchEx *dispex, WORD flags,
         DISPPARAMS *dp, VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     TRACE("\n");
@@ -334,7 +334,7 @@ static HRESULT TypeErrorConstr_value(DispatchEx *dispex, LCID lcid, WORD flags,
             dispex->ctx->type_error_constr);
 }
 
-static HRESULT URIErrorConstr_value(DispatchEx *dispex, LCID lcid, WORD flags,
+static HRESULT URIErrorConstr_value(DispatchEx *dispex, WORD flags,
         DISPPARAMS *dp, VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     TRACE("\n");
diff --git a/dlls/jscript/function.c b/dlls/jscript/function.c
index 0f55862aa8..b0c260bdb2 100644
--- a/dlls/jscript/function.c
+++ b/dlls/jscript/function.c
@@ -62,7 +62,7 @@ static IDispatch *get_this(DISPPARAMS *dp)
     return NULL;
 }
 
-static HRESULT init_parameters(DispatchEx *var_disp, FunctionInstance *function, LCID lcid, DISPPARAMS *dp,
+static HRESULT init_parameters(DispatchEx *var_disp, FunctionInstance *function, DISPPARAMS *dp,
         jsexcept_t *ei, IServiceProvider *caller)
 {
     parameter_t *param;
@@ -85,7 +85,7 @@ static HRESULT init_parameters(DispatchEx *var_disp, FunctionInstance *function,
     return S_OK;
 }
 
-static HRESULT Arguments_value(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Arguments_value(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *caller)
 {
     FIXME("\n");
@@ -100,7 +100,7 @@ static const builtin_info_t Arguments_info = {
     NULL
 };
 
-static HRESULT create_arguments(script_ctx_t *ctx, IDispatch *calee, LCID lcid, DISPPARAMS *dp,
+static HRESULT create_arguments(script_ctx_t *ctx, IDispatch *calee, DISPPARAMS *dp,
         jsexcept_t *ei, IServiceProvider *caller, DispatchEx **ret)
 {
     DispatchEx *args;
@@ -147,7 +147,7 @@ static HRESULT create_arguments(script_ctx_t *ctx, IDispatch *calee, LCID lcid,
     return S_OK;
 }
 
-static HRESULT create_var_disp(FunctionInstance *function, LCID lcid, DISPPARAMS *dp, jsexcept_t *ei,
+static HRESULT create_var_disp(FunctionInstance *function, DISPPARAMS *dp, jsexcept_t *ei,
                                IServiceProvider *caller, DispatchEx **ret)
 {
     DispatchEx *var_disp, *arg_disp;
@@ -160,7 +160,7 @@ static HRESULT create_var_disp(FunctionInstance *function, LCID lcid, DISPPARAMS
         return hres;
 
     hres = create_arguments(function->dispex.ctx, (IDispatch*)_IDispatchEx_(&function->dispex),
-            lcid, dp, ei, caller, &arg_disp);
+            dp, ei, caller, &arg_disp);
     if(SUCCEEDED(hres)) {
         VARIANT var;
 
@@ -171,7 +171,7 @@ static HRESULT create_var_disp(FunctionInstance *function, LCID lcid, DISPPARAMS
     }
 
     if(SUCCEEDED(hres))
-        hres = init_parameters(var_disp, function, lcid, dp, ei, caller);
+        hres = init_parameters(var_disp, function, dp, ei, caller);
     if(FAILED(hres)) {
         jsdisp_release(var_disp);
         return hres;
@@ -181,7 +181,7 @@ static HRESULT create_var_disp(FunctionInstance *function, LCID lcid, DISPPARAMS
     return S_OK;
 }
 
-static HRESULT invoke_source(FunctionInstance *function, IDispatch *this_obj, LCID lcid, DISPPARAMS *dp,
+static HRESULT invoke_source(FunctionInstance *function, IDispatch *this_obj, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *caller)
 {
     DispatchEx *var_disp;
@@ -194,7 +194,7 @@ static HRESULT invoke_source(FunctionInstance *function, IDispatch *this_obj, LC
         return E_FAIL;
     }
 
-    hres = create_var_disp(function, lcid, dp, ei, caller, &var_disp);
+    hres = create_var_disp(function, dp, ei, caller, &var_disp);
     if(FAILED(hres))
         return hres;
 
@@ -212,7 +212,7 @@ static HRESULT invoke_source(FunctionInstance *function, IDispatch *this_obj, LC
     return hres;
 }
 
-static HRESULT invoke_function(FunctionInstance *function, LCID lcid, DISPPARAMS *dp,
+static HRESULT invoke_function(FunctionInstance *function, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *caller)
 {
     IDispatch *this_obj;
@@ -220,10 +220,10 @@ static HRESULT invoke_function(FunctionInstance *function, LCID lcid, DISPPARAMS
     if(!(this_obj = get_this(dp)))
         this_obj = (IDispatch*)_IDispatchEx_(function->dispex.ctx->script_disp);
 
-    return invoke_source(function, this_obj, lcid, dp, retv, ei, caller);
+    return invoke_source(function, this_obj, dp, retv, ei, caller);
 }
 
-static HRESULT invoke_constructor(FunctionInstance *function, LCID lcid, DISPPARAMS *dp,
+static HRESULT invoke_constructor(FunctionInstance *function, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *caller)
 {
     DispatchEx *this_obj;
@@ -233,7 +233,7 @@ static HRESULT invoke_constructor(FunctionInstance *function, LCID lcid, DISPPAR
     if(FAILED(hres))
         return hres;
 
-    hres = invoke_source(function, (IDispatch*)_IDispatchEx_(this_obj), lcid, dp, retv, ei, caller);
+    hres = invoke_source(function, (IDispatch*)_IDispatchEx_(this_obj), dp, retv, ei, caller);
     if(FAILED(hres)) {
         jsdisp_release(this_obj);
         return hres;
@@ -244,7 +244,7 @@ static HRESULT invoke_constructor(FunctionInstance *function, LCID lcid, DISPPAR
     return S_OK;
 }
 
-static HRESULT invoke_value_proc(FunctionInstance *function, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT invoke_value_proc(FunctionInstance *function, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *caller)
 {
     DispatchEx *this_obj = NULL;
@@ -255,7 +255,7 @@ static HRESULT invoke_value_proc(FunctionInstance *function, LCID lcid, WORD fla
     if(this_disp)
         this_obj = iface_to_jsdisp((IUnknown*)this_disp);
 
-    hres = function->value_proc(this_obj ? this_obj : function->dispex.ctx->script_disp, lcid,
+    hres = function->value_proc(this_obj ? this_obj : function->dispex.ctx->script_disp,
                                 flags, dp, retv, ei, caller);
 
     if(this_obj)
@@ -263,7 +263,7 @@ static HRESULT invoke_value_proc(FunctionInstance *function, LCID lcid, WORD fla
     return hres;
 }
 
-static HRESULT call_function(FunctionInstance *function, IDispatch *this_obj, LCID lcid, DISPPARAMS *args,
+static HRESULT call_function(FunctionInstance *function, IDispatch *this_obj, DISPPARAMS *args,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *caller)
 {
     HRESULT hres;
@@ -277,7 +277,7 @@ static HRESULT call_function(FunctionInstance *function, IDispatch *this_obj, LC
                 FIXME("this_obj is not DispatchEx\n");
         }
 
-        hres = function->value_proc(jsthis ? jsthis : function->dispex.ctx->script_disp, lcid,
+        hres = function->value_proc(jsthis ? jsthis : function->dispex.ctx->script_disp,
                 DISPATCH_METHOD, args, retv, ei, caller);
 
         if(jsthis)
@@ -285,7 +285,7 @@ static HRESULT call_function(FunctionInstance *function, IDispatch *this_obj, LC
     }else {
         hres = invoke_source(function,
                 this_obj ? this_obj : (IDispatch*)_IDispatchEx_(function->dispex.ctx->script_disp),
-                lcid, args, retv, ei, caller);
+                args, retv, ei, caller);
     }
 
     return hres;
@@ -320,7 +320,7 @@ static HRESULT function_to_string(FunctionInstance *function, BSTR *ret)
     return S_OK;
 }
 
-static HRESULT Function_length(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Function_length(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     FunctionInstance *This = (FunctionInstance*)dispex;
@@ -340,7 +340,7 @@ static HRESULT Function_length(DispatchEx *dispex, LCID lcid, WORD flags, DISPPA
     return S_OK;
 }
 
-static HRESULT Function_toString(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Function_toString(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     FunctionInstance *function;
@@ -367,7 +367,7 @@ static HRESULT Function_toString(DispatchEx *dispex, LCID lcid, WORD flags, DISP
     return S_OK;
 }
 
-static HRESULT array_to_args(DispatchEx *arg_array, LCID lcid, jsexcept_t *ei, IServiceProvider *caller,
+static HRESULT array_to_args(DispatchEx *arg_array, jsexcept_t *ei, IServiceProvider *caller,
         DISPPARAMS *args)
 {
     VARIANT var, *argv;
@@ -402,7 +402,7 @@ static HRESULT array_to_args(DispatchEx *arg_array, LCID lcid, jsexcept_t *ei, I
     return S_OK;
 }
 
-static HRESULT Function_apply(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Function_apply(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *caller)
 {
     FunctionInstance *function;
@@ -440,7 +440,7 @@ static HRESULT Function_apply(DispatchEx *dispex, LCID lcid, WORD flags, DISPPAR
         }
 
         if(arg_array) {
-            hres = array_to_args(arg_array, lcid, ei, caller, &args);
+            hres = array_to_args(arg_array, ei, caller, &args);
             jsdisp_release(arg_array);
         }else {
             FIXME("throw TypeError\n");
@@ -448,7 +448,7 @@ static HRESULT Function_apply(DispatchEx *dispex, LCID lcid, WORD flags, DISPPAR
         }
     }
 
-    hres = call_function(function, this_obj, lcid, &args, retv, ei, caller);
+    hres = call_function(function, this_obj, &args, retv, ei, caller);
 
     if(this_obj)
         IDispatch_Release(this_obj);
@@ -458,7 +458,7 @@ static HRESULT Function_apply(DispatchEx *dispex, LCID lcid, WORD flags, DISPPAR
     return hres;
 }
 
-static HRESULT Function_call(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Function_call(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *caller)
 {
     FunctionInstance *function;
@@ -487,14 +487,14 @@ static HRESULT Function_call(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARA
     if(args.cArgs)
         args.rgvarg = dp->rgvarg + dp->cArgs - args.cArgs-1;
 
-    hres = call_function(function, this_obj, lcid, &args, retv, ei, caller);
+    hres = call_function(function, this_obj, &args, retv, ei, caller);
 
     if(this_obj)
         IDispatch_Release(this_obj);
     return hres;
 }
 
-HRESULT Function_value(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+HRESULT Function_value(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *caller)
 {
     FunctionInstance *function;
@@ -511,9 +511,9 @@ HRESULT Function_value(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp
     switch(flags) {
     case DISPATCH_METHOD:
         if(function->value_proc)
-            return invoke_value_proc(function, lcid, flags, dp, retv, ei, caller);
+            return invoke_value_proc(function, flags, dp, retv, ei, caller);
 
-        return invoke_function(function, lcid, dp, retv, ei, caller);
+        return invoke_function(function, dp, retv, ei, caller);
 
     case DISPATCH_PROPERTYGET: {
         HRESULT hres;
@@ -530,9 +530,9 @@ HRESULT Function_value(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp
 
     case DISPATCH_CONSTRUCT:
         if(function->value_proc)
-            return invoke_value_proc(function, lcid, flags, dp, retv, ei, caller);
+            return invoke_value_proc(function, flags, dp, retv, ei, caller);
 
-        return invoke_constructor(function, lcid, dp, retv, ei, caller);
+        return invoke_constructor(function, dp, retv, ei, caller);
 
     default:
         FIXME("not implemented flags %x\n", flags);
@@ -569,14 +569,14 @@ static const builtin_info_t Function_info = {
     NULL
 };
 
-static HRESULT FunctionConstr_value(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT FunctionConstr_value(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     FIXME("\n");
     return E_NOTIMPL;
 }
 
-static HRESULT FunctionProt_value(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT FunctionProt_value(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     FIXME("\n");
diff --git a/dlls/jscript/global.c b/dlls/jscript/global.c
index d4cb43b158..3c4438d4e1 100644
--- a/dlls/jscript/global.c
+++ b/dlls/jscript/global.c
@@ -103,7 +103,7 @@ static WCHAR int_to_char(int i)
     return 'A'+i-10;
 }
 
-static HRESULT constructor_call(DispatchEx *constr, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT constructor_call(DispatchEx *constr, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     if(flags != DISPATCH_PROPERTYGET)
@@ -115,7 +115,7 @@ static HRESULT constructor_call(DispatchEx *constr, LCID lcid, WORD flags, DISPP
     return S_OK;
 }
 
-static HRESULT JSGlobal_NaN(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT JSGlobal_NaN(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     TRACE("\n");
@@ -133,7 +133,7 @@ static HRESULT JSGlobal_NaN(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAM
     return S_OK;
 }
 
-static HRESULT JSGlobal_Infinity(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT JSGlobal_Infinity(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     TRACE("\n");
@@ -151,148 +151,148 @@ static HRESULT JSGlobal_Infinity(DispatchEx *dispex, LCID lcid, WORD flags, DISP
     return S_OK;
 }
 
-static HRESULT JSGlobal_Array(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT JSGlobal_Array(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     TRACE("\n");
 
-    return constructor_call(dispex->ctx->array_constr, lcid, flags, dp, retv, ei, sp);
+    return constructor_call(dispex->ctx->array_constr, flags, dp, retv, ei, sp);
 }
 
-static HRESULT JSGlobal_Boolean(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT JSGlobal_Boolean(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     TRACE("\n");
 
-    return constructor_call(dispex->ctx->bool_constr, lcid, flags, dp, retv, ei, sp);
+    return constructor_call(dispex->ctx->bool_constr, flags, dp, retv, ei, sp);
 }
 
-static HRESULT JSGlobal_Date(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT JSGlobal_Date(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     TRACE("\n");
 
-    return constructor_call(dispex->ctx->date_constr, lcid, flags, dp, retv, ei, sp);
+    return constructor_call(dispex->ctx->date_constr, flags, dp, retv, ei, sp);
 }
 
-static HRESULT JSGlobal_Error(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT JSGlobal_Error(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     TRACE("\n");
 
-    return constructor_call(dispex->ctx->error_constr, lcid, flags, dp, retv, ei, sp);
+    return constructor_call(dispex->ctx->error_constr, flags, dp, retv, ei, sp);
 }
 
-static HRESULT JSGlobal_EvalError(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT JSGlobal_EvalError(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     TRACE("\n");
 
-    return constructor_call(dispex->ctx->eval_error_constr, lcid, flags, dp, retv, ei, sp);
+    return constructor_call(dispex->ctx->eval_error_constr, flags, dp, retv, ei, sp);
 }
 
-static HRESULT JSGlobal_RangeError(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT JSGlobal_RangeError(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     TRACE("\n");
 
-    return constructor_call(dispex->ctx->range_error_constr, lcid, flags, dp, retv, ei, sp);
+    return constructor_call(dispex->ctx->range_error_constr, flags, dp, retv, ei, sp);
 }
 
-static HRESULT JSGlobal_ReferenceError(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT JSGlobal_ReferenceError(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     TRACE("\n");
 
-    return constructor_call(dispex->ctx->reference_error_constr, lcid, flags, dp, retv, ei, sp);
+    return constructor_call(dispex->ctx->reference_error_constr, flags, dp, retv, ei, sp);
 }
 
-static HRESULT JSGlobal_SyntaxError(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT JSGlobal_SyntaxError(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     TRACE("\n");
 
-    return constructor_call(dispex->ctx->syntax_error_constr, lcid, flags, dp, retv, ei, sp);
+    return constructor_call(dispex->ctx->syntax_error_constr, flags, dp, retv, ei, sp);
 }
 
-static HRESULT JSGlobal_TypeError(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT JSGlobal_TypeError(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     TRACE("\n");
 
-    return constructor_call(dispex->ctx->type_error_constr, lcid, flags, dp, retv, ei, sp);
+    return constructor_call(dispex->ctx->type_error_constr, flags, dp, retv, ei, sp);
 }
 
-static HRESULT JSGlobal_URIError(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT JSGlobal_URIError(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     TRACE("\n");
 
-    return constructor_call(dispex->ctx->uri_error_constr, lcid, flags, dp, retv, ei, sp);
+    return constructor_call(dispex->ctx->uri_error_constr, flags, dp, retv, ei, sp);
 }
 
-static HRESULT JSGlobal_Function(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT JSGlobal_Function(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     TRACE("\n");
 
-    return constructor_call(dispex->ctx->function_constr, lcid, flags, dp, retv, ei, sp);
+    return constructor_call(dispex->ctx->function_constr, flags, dp, retv, ei, sp);
 }
 
-static HRESULT JSGlobal_Number(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT JSGlobal_Number(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     TRACE("\n");
 
-    return constructor_call(dispex->ctx->number_constr, lcid, flags, dp, retv, ei, sp);
+    return constructor_call(dispex->ctx->number_constr, flags, dp, retv, ei, sp);
 }
 
-static HRESULT JSGlobal_Object(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT JSGlobal_Object(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     TRACE("\n");
 
-    return constructor_call(dispex->ctx->object_constr, lcid, flags, dp, retv, ei, sp);
+    return constructor_call(dispex->ctx->object_constr, flags, dp, retv, ei, sp);
 }
 
-static HRESULT JSGlobal_String(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT JSGlobal_String(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     TRACE("\n");
 
-    return constructor_call(dispex->ctx->string_constr, lcid, flags, dp, retv, ei, sp);
+    return constructor_call(dispex->ctx->string_constr, flags, dp, retv, ei, sp);
 }
 
-static HRESULT JSGlobal_RegExp(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT JSGlobal_RegExp(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     TRACE("\n");
 
-    return constructor_call(dispex->ctx->regexp_constr, lcid, flags, dp, retv, ei, sp);
+    return constructor_call(dispex->ctx->regexp_constr, flags, dp, retv, ei, sp);
 }
 
-static HRESULT JSGlobal_ActiveXObject(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT JSGlobal_ActiveXObject(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     FIXME("\n");
     return E_NOTIMPL;
 }
 
-static HRESULT JSGlobal_VBArray(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT JSGlobal_VBArray(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     FIXME("\n");
     return E_NOTIMPL;
 }
 
-static HRESULT JSGlobal_Enumerator(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT JSGlobal_Enumerator(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     FIXME("\n");
     return E_NOTIMPL;
 }
 
-static HRESULT JSGlobal_escape(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT JSGlobal_escape(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     FIXME("\n");
@@ -300,7 +300,7 @@ static HRESULT JSGlobal_escape(DispatchEx *dispex, LCID lcid, WORD flags, DISPPA
 }
 
 /* ECMA-262 3rd Edition    15.1.2.1 */
-static HRESULT JSGlobal_eval(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT JSGlobal_eval(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     parser_ctx_t *parser_ctx;
@@ -342,7 +342,7 @@ static HRESULT JSGlobal_eval(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARA
     return hres;
 }
 
-static HRESULT JSGlobal_isNaN(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT JSGlobal_isNaN(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     VARIANT_BOOL ret = VARIANT_FALSE;
@@ -369,7 +369,7 @@ static HRESULT JSGlobal_isNaN(DispatchEx *dispex, LCID lcid, WORD flags, DISPPAR
     return S_OK;
 }
 
-static HRESULT JSGlobal_isFinite(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT JSGlobal_isFinite(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     VARIANT_BOOL ret = VARIANT_FALSE;
@@ -406,7 +406,7 @@ static INT char_to_int(WCHAR c)
     return 100;
 }
 
-static HRESULT JSGlobal_parseInt(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT JSGlobal_parseInt(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     DOUBLE ret = 0.0;
@@ -474,7 +474,7 @@ static HRESULT JSGlobal_parseInt(DispatchEx *dispex, LCID lcid, WORD flags, DISP
     return S_OK;
 }
 
-static HRESULT JSGlobal_parseFloat(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT JSGlobal_parseFloat(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     LONGLONG d = 0, hlp;
@@ -582,7 +582,7 @@ static inline int hex_to_int(const WCHAR wch) {
     return -1;
 }
 
-static HRESULT JSGlobal_unescape(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT JSGlobal_unescape(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     BSTR ret, str;
@@ -657,49 +657,49 @@ static HRESULT JSGlobal_unescape(DispatchEx *dispex, LCID lcid, WORD flags, DISP
     return S_OK;
 }
 
-static HRESULT JSGlobal_GetObject(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT JSGlobal_GetObject(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     FIXME("\n");
     return E_NOTIMPL;
 }
 
-static HRESULT JSGlobal_ScriptEngine(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT JSGlobal_ScriptEngine(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     FIXME("\n");
     return E_NOTIMPL;
 }
 
-static HRESULT JSGlobal_ScriptEngineMajorVersion(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT JSGlobal_ScriptEngineMajorVersion(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     FIXME("\n");
     return E_NOTIMPL;
 }
 
-static HRESULT JSGlobal_ScriptEngineMinorVersion(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT JSGlobal_ScriptEngineMinorVersion(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     FIXME("\n");
     return E_NOTIMPL;
 }
 
-static HRESULT JSGlobal_ScriptEngineBuildVersion(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT JSGlobal_ScriptEngineBuildVersion(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     FIXME("\n");
     return E_NOTIMPL;
 }
 
-static HRESULT JSGlobal_CollectGarbage(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT JSGlobal_CollectGarbage(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     FIXME("\n");
     return E_NOTIMPL;
 }
 
-static HRESULT JSGlobal_encodeURI(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT JSGlobal_encodeURI(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     const WCHAR *ptr;
diff --git a/dlls/jscript/jscript.h b/dlls/jscript/jscript.h
index 0d400637a8..699850b59b 100644
--- a/dlls/jscript/jscript.h
+++ b/dlls/jscript/jscript.h
@@ -86,7 +86,7 @@ typedef enum {
     JSCLASS_ARGUMENTS
 } jsclass_t;
 
-typedef HRESULT (*builtin_invoke_t)(DispatchEx*,LCID,WORD,DISPPARAMS*,VARIANT*,jsexcept_t*,IServiceProvider*);
+typedef HRESULT (*builtin_invoke_t)(DispatchEx*,WORD,DISPPARAMS*,VARIANT*,jsexcept_t*,IServiceProvider*);
 
 typedef struct {
     const WCHAR *name;
@@ -146,7 +146,7 @@ HRESULT jsdisp_delete_idx(DispatchEx*,DWORD);
 
 HRESULT create_builtin_function(script_ctx_t*,builtin_invoke_t,const WCHAR*,const builtin_info_t*,DWORD,
         DispatchEx*,DispatchEx**);
-HRESULT Function_value(DispatchEx*,LCID,WORD,DISPPARAMS*,VARIANT*,jsexcept_t*,IServiceProvider*);
+HRESULT Function_value(DispatchEx*,WORD,DISPPARAMS*,VARIANT*,jsexcept_t*,IServiceProvider*);
 
 HRESULT throw_eval_error(script_ctx_t*,jsexcept_t*,UINT,const WCHAR*);
 HRESULT throw_range_error(script_ctx_t*,jsexcept_t*,UINT,const WCHAR*);
diff --git a/dlls/jscript/math.c b/dlls/jscript/math.c
index 628707ed17..d00c7d5d29 100644
--- a/dlls/jscript/math.c
+++ b/dlls/jscript/math.c
@@ -73,7 +73,7 @@ static HRESULT math_constant(DOUBLE val, WORD flags, VARIANT *retv)
 }
 
 /* ECMA-262 3rd Edition    15.8.1.1 */
-static HRESULT Math_E(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Math_E(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     TRACE("\n");
@@ -81,7 +81,7 @@ static HRESULT Math_E(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
 }
 
 /* ECMA-262 3rd Edition    15.8.1.4 */
-static HRESULT Math_LOG2E(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Math_LOG2E(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     TRACE("\n");
@@ -89,21 +89,21 @@ static HRESULT Math_LOG2E(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS
 }
 
 /* ECMA-262 3rd Edition    15.8.1.4 */
-static HRESULT Math_LOG10E(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Math_LOG10E(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     TRACE("\n");
     return math_constant(M_LOG10E, flags, retv);
 }
 
-static HRESULT Math_LN2(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Math_LN2(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     TRACE("\n");
     return math_constant(M_LN2, flags, retv);
 }
 
-static HRESULT Math_LN10(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Math_LN10(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     TRACE("\n");
@@ -111,21 +111,21 @@ static HRESULT Math_LN10(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *
 }
 
 /* ECMA-262 3rd Edition    15.8.1.6 */
-static HRESULT Math_PI(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Math_PI(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     TRACE("\n");
     return math_constant(M_PI, flags, retv);
 }
 
-static HRESULT Math_SQRT2(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Math_SQRT2(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     TRACE("\n");
     return math_constant(M_SQRT2, flags, retv);
 }
 
-static HRESULT Math_SQRT1_2(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Math_SQRT1_2(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     TRACE("\n");
@@ -133,7 +133,7 @@ static HRESULT Math_SQRT1_2(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAM
 }
 
 /* ECMA-262 3rd Edition    15.8.2.12 */
-static HRESULT Math_abs(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Math_abs(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     VARIANT v;
@@ -158,7 +158,7 @@ static HRESULT Math_abs(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *d
     return S_OK;
 }
 
-static HRESULT Math_acos(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Math_acos(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     VARIANT v;
@@ -179,7 +179,7 @@ static HRESULT Math_acos(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *
     return S_OK;
 }
 
-static HRESULT Math_asin(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Math_asin(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     VARIANT v;
@@ -200,7 +200,7 @@ static HRESULT Math_asin(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *
     return S_OK;
 }
 
-static HRESULT Math_atan(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Math_atan(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     VARIANT v;
@@ -221,7 +221,7 @@ static HRESULT Math_atan(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *
     return S_OK;
 }
 
-static HRESULT Math_atan2(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Math_atan2(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     VARIANT v1, v2;
@@ -247,7 +247,7 @@ static HRESULT Math_atan2(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS
 }
 
 /* ECMA-262 3rd Edition    15.8.2.6 */
-static HRESULT Math_ceil(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Math_ceil(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     VARIANT v;
@@ -270,7 +270,7 @@ static HRESULT Math_ceil(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *
     return S_OK;
 }
 
-static HRESULT Math_cos(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Math_cos(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     VARIANT v;
@@ -291,7 +291,7 @@ static HRESULT Math_cos(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *d
     return S_OK;
 }
 
-static HRESULT Math_exp(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Math_exp(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     VARIANT v;
@@ -312,7 +312,7 @@ static HRESULT Math_exp(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *d
     return S_OK;
 }
 
-static HRESULT Math_floor(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Math_floor(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     VARIANT v;
@@ -335,7 +335,7 @@ static HRESULT Math_floor(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS
     return S_OK;
 }
 
-static HRESULT Math_log(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Math_log(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     VARIANT v;
@@ -359,7 +359,7 @@ static HRESULT Math_log(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *d
 }
 
 /* ECMA-262 3rd Edition    15.8.2.11 */
-static HRESULT Math_max(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Math_max(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     DOUBLE max, d;
@@ -396,7 +396,7 @@ static HRESULT Math_max(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *d
 }
 
 /* ECMA-262 3rd Edition    15.8.2.12 */
-static HRESULT Math_min(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Math_min(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     DOUBLE min, d;
@@ -433,7 +433,7 @@ static HRESULT Math_min(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *d
 }
 
 /* ECMA-262 3rd Edition    15.8.2.13 */
-static HRESULT Math_pow(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Math_pow(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     VARIANT x, y;
@@ -460,7 +460,7 @@ static HRESULT Math_pow(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *d
 }
 
 /* ECMA-262 3rd Edition    15.8.2.14 */
-static HRESULT Math_random(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Math_random(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     UINT r;
@@ -477,7 +477,7 @@ static HRESULT Math_random(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS
 }
 
 /* ECMA-262 3rd Edition    15.8.2.15 */
-static HRESULT Math_round(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Math_round(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     VARIANT v;
@@ -499,7 +499,7 @@ static HRESULT Math_round(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS
     return S_OK;
 }
 
-static HRESULT Math_sin(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Math_sin(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     VARIANT v;
@@ -520,7 +520,7 @@ static HRESULT Math_sin(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *d
     return S_OK;
 }
 
-static HRESULT Math_sqrt(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Math_sqrt(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     VARIANT v;
@@ -541,7 +541,7 @@ static HRESULT Math_sqrt(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *
     return S_OK;
 }
 
-static HRESULT Math_tan(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Math_tan(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     VARIANT v;
diff --git a/dlls/jscript/number.c b/dlls/jscript/number.c
index 3159eb1072..af14690867 100644
--- a/dlls/jscript/number.c
+++ b/dlls/jscript/number.c
@@ -42,7 +42,7 @@ static const WCHAR valueOfW[] = {'v','a','l','u','e','O','f',0};
 
 #define NUMBER_TOSTRING_BUF_SIZE 64
 /* ECMA-262 3rd Edition    15.7.4.2 */
-static HRESULT Number_toString(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Number_toString(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     NumberInstance *number;
@@ -170,35 +170,35 @@ static HRESULT Number_toString(DispatchEx *dispex, LCID lcid, WORD flags, DISPPA
     return S_OK;
 }
 
-static HRESULT Number_toLocaleString(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Number_toLocaleString(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     FIXME("\n");
     return E_NOTIMPL;
 }
 
-static HRESULT Number_toFixed(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Number_toFixed(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     FIXME("\n");
     return E_NOTIMPL;
 }
 
-static HRESULT Number_toExponential(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Number_toExponential(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     FIXME("\n");
     return E_NOTIMPL;
 }
 
-static HRESULT Number_toPrecision(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Number_toPrecision(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     FIXME("\n");
     return E_NOTIMPL;
 }
 
-static HRESULT Number_valueOf(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Number_valueOf(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     TRACE("\n");
@@ -213,7 +213,7 @@ static HRESULT Number_valueOf(DispatchEx *dispex, LCID lcid, WORD flags, DISPPAR
     return S_OK;
 }
 
-static HRESULT Number_value(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Number_value(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     NumberInstance *number = (NumberInstance*)dispex;
@@ -251,7 +251,7 @@ static const builtin_info_t Number_info = {
     NULL
 };
 
-static HRESULT NumberConstr_value(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT NumberConstr_value(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     VARIANT num;
diff --git a/dlls/jscript/object.c b/dlls/jscript/object.c
index b947fd8072..c028116978 100644
--- a/dlls/jscript/object.c
+++ b/dlls/jscript/object.c
@@ -32,7 +32,7 @@ static const WCHAR isPrototypeOfW[] = {'i','s','P','r','o','t','o','t','y','p','
 
 static const WCHAR default_valueW[] = {'[','o','b','j','e','c','t',' ','O','b','j','e','c','t',']',0};
 
-static HRESULT Object_toString(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Object_toString(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     static const WCHAR formatW[] = {'[','o','b','j','e','c','t',' ','%','s',']',0};
@@ -71,7 +71,7 @@ static HRESULT Object_toString(DispatchEx *dispex, LCID lcid, WORD flags, DISPPA
     return S_OK;
 }
 
-static HRESULT Object_toLocaleString(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Object_toLocaleString(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     DISPPARAMS params = {NULL, NULL, 0, 0};
@@ -81,7 +81,7 @@ static HRESULT Object_toLocaleString(DispatchEx *dispex, LCID lcid, WORD flags,
     return jsdisp_call_name(dispex, toStringW, DISPATCH_METHOD, &params, retv, ei, sp);
 }
 
-static HRESULT Object_valueOf(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Object_valueOf(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     TRACE("\n");
@@ -96,28 +96,28 @@ static HRESULT Object_valueOf(DispatchEx *dispex, LCID lcid, WORD flags, DISPPAR
     return S_OK;
 }
 
-static HRESULT Object_hasOwnProperty(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Object_hasOwnProperty(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     FIXME("\n");
     return E_NOTIMPL;
 }
 
-static HRESULT Object_propertyIsEnumerable(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Object_propertyIsEnumerable(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     FIXME("\n");
     return E_NOTIMPL;
 }
 
-static HRESULT Object_isPrototypeOf(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Object_isPrototypeOf(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     FIXME("\n");
     return E_NOTIMPL;
 }
 
-static HRESULT Object_value(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT Object_value(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     TRACE("\n");
@@ -162,7 +162,7 @@ static const builtin_info_t Object_info = {
     NULL
 };
 
-static HRESULT ObjectConstr_value(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT ObjectConstr_value(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *caller)
 {
     HRESULT hres;
diff --git a/dlls/jscript/regexp.c b/dlls/jscript/regexp.c
index 84fd950650..1236327391 100644
--- a/dlls/jscript/regexp.c
+++ b/dlls/jscript/regexp.c
@@ -3425,7 +3425,7 @@ HRESULT regexp_match(DispatchEx *dispex, const WCHAR *str, DWORD len, BOOL gflag
     return S_OK;
 }
 
-static HRESULT RegExp_source(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT RegExp_source(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     TRACE("\n");
@@ -3448,28 +3448,28 @@ static HRESULT RegExp_source(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARA
     return S_OK;
 }
 
-static HRESULT RegExp_global(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT RegExp_global(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     FIXME("\n");
     return E_NOTIMPL;
 }
 
-static HRESULT RegExp_ignoreCase(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT RegExp_ignoreCase(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     FIXME("\n");
     return E_NOTIMPL;
 }
 
-static HRESULT RegExp_multiline(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT RegExp_multiline(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     FIXME("\n");
     return E_NOTIMPL;
 }
 
-static HRESULT RegExp_lastIndex(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT RegExp_lastIndex(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     TRACE("\n");
@@ -3489,7 +3489,7 @@ static HRESULT RegExp_lastIndex(DispatchEx *dispex, LCID lcid, WORD flags, DISPP
     return S_OK;
 }
 
-static HRESULT RegExp_toString(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT RegExp_toString(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     FIXME("\n");
@@ -3497,7 +3497,7 @@ static HRESULT RegExp_toString(DispatchEx *dispex, LCID lcid, WORD flags, DISPPA
 }
 
 static HRESULT create_match_array(script_ctx_t *ctx, BSTR input, const match_result_t *result,
-        const match_result_t *parens, DWORD parens_cnt, LCID lcid, jsexcept_t *ei, IDispatch **ret)
+        const match_result_t *parens, DWORD parens_cnt, jsexcept_t *ei, IDispatch **ret)
 {
     DispatchEx *array;
     VARIANT var;
@@ -3558,7 +3558,7 @@ static HRESULT create_match_array(script_ctx_t *ctx, BSTR input, const match_res
     return S_OK;
 }
 
-static HRESULT run_exec(DispatchEx *dispex, VARIANT *arg, LCID lcid, jsexcept_t *ei, BSTR *input,
+static HRESULT run_exec(DispatchEx *dispex, VARIANT *arg, jsexcept_t *ei, BSTR *input,
         match_result_t *match, match_result_t **parens, DWORD *parens_cnt, VARIANT_BOOL *ret)
 {
     RegExpInstance *regexp;
@@ -3609,7 +3609,7 @@ static HRESULT run_exec(DispatchEx *dispex, VARIANT *arg, LCID lcid, jsexcept_t
     return S_OK;
 }
 
-static HRESULT RegExp_exec(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT RegExp_exec(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     match_result_t *parens = NULL, match;
@@ -3620,7 +3620,7 @@ static HRESULT RegExp_exec(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS
 
     TRACE("\n");
 
-    hres = run_exec(dispex, arg_cnt(dp) ? get_arg(dp,0) : NULL, lcid, ei, &string, &match, &parens, &parens_cnt, &b);
+    hres = run_exec(dispex, arg_cnt(dp) ? get_arg(dp,0) : NULL, ei, &string, &match, &parens, &parens_cnt, &b);
     if(FAILED(hres))
         return hres;
 
@@ -3628,7 +3628,7 @@ static HRESULT RegExp_exec(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS
         if(b) {
             IDispatch *ret;
 
-            hres = create_match_array(dispex->ctx, string, &match, parens, parens_cnt, lcid, ei, &ret);
+            hres = create_match_array(dispex->ctx, string, &match, parens, parens_cnt, ei, &ret);
             if(SUCCEEDED(hres)) {
                 V_VT(retv) = VT_DISPATCH;
                 V_DISPATCH(retv) = ret;
@@ -3643,7 +3643,7 @@ static HRESULT RegExp_exec(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS
     return hres;
 }
 
-static HRESULT RegExp_test(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT RegExp_test(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     match_result_t match;
@@ -3652,7 +3652,7 @@ static HRESULT RegExp_test(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS
 
     TRACE("\n");
 
-    hres = run_exec(dispex, arg_cnt(dp) ? get_arg(dp,0) : NULL, lcid, ei, NULL, &match, NULL, NULL, &b);
+    hres = run_exec(dispex, arg_cnt(dp) ? get_arg(dp,0) : NULL, ei, NULL, &match, NULL, NULL, &b);
     if(FAILED(hres))
         return hres;
 
@@ -3663,7 +3663,7 @@ static HRESULT RegExp_test(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS
     return S_OK;
 }
 
-static HRESULT RegExp_value(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT RegExp_value(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     TRACE("\n");
@@ -3828,7 +3828,7 @@ static HRESULT regexp_constructor(script_ctx_t *ctx, DISPPARAMS *dp, VARIANT *re
     return S_OK;
 }
 
-static HRESULT RegExpConstr_value(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT RegExpConstr_value(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     TRACE("\n");
diff --git a/dlls/jscript/string.c b/dlls/jscript/string.c
index e0b900c027..1e7cde322f 100644
--- a/dlls/jscript/string.c
+++ b/dlls/jscript/string.c
@@ -64,7 +64,7 @@ static const WCHAR toLocaleUpperCaseW[] = {'t','o','L','o','c','a','l','e','U','
 static const WCHAR localeCompareW[] = {'l','o','c','a','l','e','C','o','m','p','a','r','e',0};
 static const WCHAR fromCharCodeW[] = {'f','r','o','m','C','h','a','r','C','o','d','e',0};
 
-static HRESULT String_length(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT String_length(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     TRACE("%p\n", dispex);
@@ -86,7 +86,7 @@ static HRESULT String_length(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARA
 }
 
 /* ECMA-262 3rd Edition    15.5.4.2 */
-static HRESULT String_toString(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT String_toString(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     StringInstance *string;
@@ -112,15 +112,15 @@ static HRESULT String_toString(DispatchEx *dispex, LCID lcid, WORD flags, DISPPA
 }
 
 /* ECMA-262 3rd Edition    15.5.4.2 */
-static HRESULT String_valueOf(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT String_valueOf(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     TRACE("\n");
 
-    return String_toString(dispex, lcid, flags, dp, retv, ei, sp);
+    return String_toString(dispex, flags, dp, retv, ei, sp);
 }
 
-static HRESULT do_attributeless_tag_format(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT do_attributeless_tag_format(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp, const WCHAR *tagname)
 {
     static const WCHAR tagfmt[] = {'<','%','s','>','%','s','<','/','%','s','>',0};
@@ -166,7 +166,7 @@ static HRESULT do_attributeless_tag_format(DispatchEx *dispex, LCID lcid, WORD f
     return S_OK;
 }
 
-static HRESULT do_attribute_tag_format(DispatchEx *dispex, LCID lcid, WORD flags,
+static HRESULT do_attribute_tag_format(DispatchEx *dispex, WORD flags,
         DISPPARAMS *dp, VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp,
         const WCHAR *tagname, const WCHAR *attr)
 {
@@ -234,38 +234,38 @@ static HRESULT do_attribute_tag_format(DispatchEx *dispex, LCID lcid, WORD flags
     return S_OK;
 }
 
-static HRESULT String_anchor(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT String_anchor(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     static const WCHAR fontW[] = {'A',0};
     static const WCHAR colorW[] = {'N','A','M','E',0};
 
-    return do_attribute_tag_format(dispex, lcid, flags, dp, retv, ei, sp, fontW, colorW);
+    return do_attribute_tag_format(dispex, flags, dp, retv, ei, sp, fontW, colorW);
 }
 
-static HRESULT String_big(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT String_big(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     static const WCHAR bigtagW[] = {'B','I','G',0};
-    return do_attributeless_tag_format(dispex, lcid, flags, dp, retv, ei, sp, bigtagW);
+    return do_attributeless_tag_format(dispex, flags, dp, retv, ei, sp, bigtagW);
 }
 
-static HRESULT String_blink(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT String_blink(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     static const WCHAR blinktagW[] = {'B','L','I','N','K',0};
-    return do_attributeless_tag_format(dispex, lcid, flags, dp, retv, ei, sp, blinktagW);
+    return do_attributeless_tag_format(dispex, flags, dp, retv, ei, sp, blinktagW);
 }
 
-static HRESULT String_bold(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT String_bold(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     static const WCHAR boldtagW[] = {'B',0};
-    return do_attributeless_tag_format(dispex, lcid, flags, dp, retv, ei, sp, boldtagW);
+    return do_attributeless_tag_format(dispex, flags, dp, retv, ei, sp, boldtagW);
 }
 
 /* ECMA-262 3rd Edition    15.5.4.5 */
-static HRESULT String_charAt(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT String_charAt(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     const WCHAR *str;
@@ -333,7 +333,7 @@ static HRESULT String_charAt(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARA
 }
 
 /* ECMA-262 3rd Edition    15.5.4.5 */
-static HRESULT String_charCodeAt(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT String_charCodeAt(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     const WCHAR *str;
@@ -391,7 +391,7 @@ static HRESULT String_charCodeAt(DispatchEx *dispex, LCID lcid, WORD flags, DISP
 }
 
 /* ECMA-262 3rd Edition    15.5.4.6 */
-static HRESULT String_concat(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT String_concat(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     BSTR *strs = NULL, ret = NULL;
@@ -448,32 +448,32 @@ static HRESULT String_concat(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARA
     return S_OK;
 }
 
-static HRESULT String_fixed(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT String_fixed(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     static const WCHAR fixedtagW[] = {'T','T',0};
-    return do_attributeless_tag_format(dispex, lcid, flags, dp, retv, ei, sp, fixedtagW);
+    return do_attributeless_tag_format(dispex, flags, dp, retv, ei, sp, fixedtagW);
 }
 
-static HRESULT String_fontcolor(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT String_fontcolor(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     static const WCHAR fontW[] = {'F','O','N','T',0};
     static const WCHAR colorW[] = {'C','O','L','O','R',0};
 
-    return do_attribute_tag_format(dispex, lcid, flags, dp, retv, ei, sp, fontW, colorW);
+    return do_attribute_tag_format(dispex, flags, dp, retv, ei, sp, fontW, colorW);
 }
 
-static HRESULT String_fontsize(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT String_fontsize(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     static const WCHAR fontW[] = {'F','O','N','T',0};
     static const WCHAR colorW[] = {'S','I','Z','E',0};
 
-    return do_attribute_tag_format(dispex, lcid, flags, dp, retv, ei, sp, fontW, colorW);
+    return do_attribute_tag_format(dispex, flags, dp, retv, ei, sp, fontW, colorW);
 }
 
-static HRESULT String_indexOf(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT String_indexOf(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     DWORD length, pos = 0;
@@ -555,15 +555,15 @@ static HRESULT String_indexOf(DispatchEx *dispex, LCID lcid, WORD flags, DISPPAR
     return S_OK;
 }
 
-static HRESULT String_italics(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT String_italics(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     static const WCHAR italicstagW[] = {'I',0};
-    return do_attributeless_tag_format(dispex, lcid, flags, dp, retv, ei, sp, italicstagW);
+    return do_attributeless_tag_format(dispex, flags, dp, retv, ei, sp, italicstagW);
 }
 
 /* ECMA-262 3rd Edition    15.5.4.8 */
-static HRESULT String_lastIndexOf(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT String_lastIndexOf(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     BSTR search_str, val_str = NULL;
@@ -649,17 +649,17 @@ static HRESULT String_lastIndexOf(DispatchEx *dispex, LCID lcid, WORD flags, DIS
     return S_OK;
 }
 
-static HRESULT String_link(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT String_link(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     static const WCHAR fontW[] = {'A',0};
     static const WCHAR colorW[] = {'H','R','E','F',0};
 
-    return do_attribute_tag_format(dispex, lcid, flags, dp, retv, ei, sp, fontW, colorW);
+    return do_attribute_tag_format(dispex, flags, dp, retv, ei, sp, fontW, colorW);
 }
 
 /* ECMA-262 3rd Edition    15.5.4.10 */
-static HRESULT String_match(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT String_match(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     const WCHAR *str;
@@ -810,7 +810,7 @@ static HRESULT strbuf_append(strbuf_t *buf, const WCHAR *str, DWORD len)
 }
 
 static HRESULT rep_call(DispatchEx *func, const WCHAR *str, match_result_t *match, match_result_t *parens,
-        DWORD parens_cnt, LCID lcid, BSTR *ret, jsexcept_t *ei, IServiceProvider *caller)
+        DWORD parens_cnt, BSTR *ret, jsexcept_t *ei, IServiceProvider *caller)
 {
     DISPPARAMS dp = {NULL, NULL, 0, 0};
     VARIANTARG *args, *arg;
@@ -871,7 +871,7 @@ static HRESULT rep_call(DispatchEx *func, const WCHAR *str, match_result_t *matc
 }
 
 /* ECMA-262 3rd Edition    15.5.4.11 */
-static HRESULT String_replace(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT String_replace(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *caller)
 {
     const WCHAR *str;
@@ -999,7 +999,7 @@ static HRESULT String_replace(DispatchEx *dispex, LCID lcid, WORD flags, DISPPAR
             if(rep_func) {
                 BSTR cstr;
 
-                hres = rep_call(rep_func, str, &match, parens, parens_cnt, lcid, &cstr, ei, caller);
+                hres = rep_call(rep_func, str, &match, parens, parens_cnt, &cstr, ei, caller);
                 if(FAILED(hres))
                     break;
 
@@ -1105,7 +1105,7 @@ static HRESULT String_replace(DispatchEx *dispex, LCID lcid, WORD flags, DISPPAR
     return hres;
 }
 
-static HRESULT String_search(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT String_search(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     FIXME("\n");
@@ -1113,7 +1113,7 @@ static HRESULT String_search(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARA
 }
 
 /* ECMA-262 3rd Edition    15.5.4.13 */
-static HRESULT String_slice(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT String_slice(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     const WCHAR *str;
@@ -1209,14 +1209,14 @@ static HRESULT String_slice(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAM
     return S_OK;
 }
 
-static HRESULT String_small(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT String_small(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     static const WCHAR smalltagW[] = {'S','M','A','L','L',0};
-    return do_attributeless_tag_format(dispex, lcid, flags, dp, retv, ei, sp, smalltagW);
+    return do_attributeless_tag_format(dispex, flags, dp, retv, ei, sp, smalltagW);
 }
 
-static HRESULT String_split(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT String_split(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     match_result_t *match_result = NULL;
@@ -1357,22 +1357,22 @@ static HRESULT String_split(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAM
     return hres;
 }
 
-static HRESULT String_strike(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT String_strike(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     static const WCHAR striketagW[] = {'S','T','R','I','K','E',0};
-    return do_attributeless_tag_format(dispex, lcid, flags, dp, retv, ei, sp, striketagW);
+    return do_attributeless_tag_format(dispex, flags, dp, retv, ei, sp, striketagW);
 }
 
-static HRESULT String_sub(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT String_sub(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     static const WCHAR subtagW[] = {'S','U','B',0};
-    return do_attributeless_tag_format(dispex, lcid, flags, dp, retv, ei, sp, subtagW);
+    return do_attributeless_tag_format(dispex, flags, dp, retv, ei, sp, subtagW);
 }
 
 /* ECMA-262 3rd Edition    15.5.4.15 */
-static HRESULT String_substring(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT String_substring(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     const WCHAR *str;
@@ -1461,7 +1461,7 @@ static HRESULT String_substring(DispatchEx *dispex, LCID lcid, WORD flags, DISPP
 }
 
 /* ECMA-262 3rd Edition    B.2.3 */
-static HRESULT String_substr(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT String_substr(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     BSTR val_str = NULL;
@@ -1541,14 +1541,14 @@ static HRESULT String_substr(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARA
     return hres;
 }
 
-static HRESULT String_sup(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT String_sup(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     static const WCHAR suptagW[] = {'S','U','P',0};
-    return do_attributeless_tag_format(dispex, lcid, flags, dp, retv, ei, sp, suptagW);
+    return do_attributeless_tag_format(dispex, flags, dp, retv, ei, sp, suptagW);
 }
 
-static HRESULT String_toLowerCase(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT String_toLowerCase(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     const WCHAR* str;
@@ -1594,7 +1594,7 @@ static HRESULT String_toLowerCase(DispatchEx *dispex, LCID lcid, WORD flags, DIS
     return S_OK;
 }
 
-static HRESULT String_toUpperCase(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT String_toUpperCase(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     const WCHAR* str;
@@ -1640,28 +1640,28 @@ static HRESULT String_toUpperCase(DispatchEx *dispex, LCID lcid, WORD flags, DIS
     return S_OK;
 }
 
-static HRESULT String_toLocaleLowerCase(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT String_toLocaleLowerCase(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     FIXME("\n");
     return E_NOTIMPL;
 }
 
-static HRESULT String_toLocaleUpperCase(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT String_toLocaleUpperCase(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     FIXME("\n");
     return E_NOTIMPL;
 }
 
-static HRESULT String_localeCompare(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT String_localeCompare(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     FIXME("\n");
     return E_NOTIMPL;
 }
 
-static HRESULT String_value(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT String_value(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     StringInstance *This = (StringInstance*)dispex;
@@ -1742,7 +1742,7 @@ static const builtin_info_t String_info = {
 };
 
 /* ECMA-262 3rd Edition    15.5.3.2 */
-static HRESULT StringConstr_fromCharCode(DispatchEx *dispex, LCID lcid, WORD flags,
+static HRESULT StringConstr_fromCharCode(DispatchEx *dispex, WORD flags,
         DISPPARAMS *dp, VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     DWORD i, code;
@@ -1772,7 +1772,7 @@ static HRESULT StringConstr_fromCharCode(DispatchEx *dispex, LCID lcid, WORD fla
     return S_OK;
 }
 
-static HRESULT StringConstr_value(DispatchEx *dispex, LCID lcid, WORD flags, DISPPARAMS *dp,
+static HRESULT StringConstr_value(DispatchEx *dispex, WORD flags, DISPPARAMS *dp,
         VARIANT *retv, jsexcept_t *ei, IServiceProvider *sp)
 {
     HRESULT hres;