Bug 951555 - Clean up dead code from dom/workers/RuntimeService.cpp after removal of heuristic detection from the File API; r=bent

dom/workers/RuntimeService.cpp

@@ -1733,15 +1733,6 @@ RuntimeService::Init()
                                              MAX_WORKERS_PER_DOMAIN);
   gMaxWorkersPerDomain = std::max(0, maxPerDomain);
 
-  mDetectorName = Preferences::GetLocalizedCString("intl.charset.detector");
-
-  nsCOMPtr<nsIPlatformCharset> platformCharset =
-    do_GetService(NS_PLATFORMCHARSET_CONTRACTID, &rv);
-  if (NS_SUCCEEDED(rv)) {
-    rv = platformCharset->GetCharset(kPlatformCharsetSel_PlainTextInFile,
-                                     mSystemCharset);
-  }
-
   rv = InitOSFileConstants();
   if (NS_FAILED(rv)) {
     return rv;

dom/workers/RuntimeService.h

@@ -96,9 +96,6 @@ private:
   // Only used on the main thread.
   nsCOMPtr<nsITimer> mIdleThreadTimer;
 
-  nsCString mDetectorName;
-  nsCString mSystemCharset;
-
   static JSSettings sDefaultJSSettings;
   static bool sDefaultPreferences[WORKERPREF_COUNT];
 
@@ -153,18 +150,6 @@ public:
   void
   ForgetSharedWorker(WorkerPrivate* aWorkerPrivate);
 
-  const nsACString&
-  GetDetectorName() const
-  {
-    return mDetectorName;
-  }
-
-  const nsACString&
-  GetSystemCharset() const
-  {
-    return mSystemCharset;
-  }
-
   const NavigatorStrings&
   GetNavigatorStrings() const
   {