diff --git a/toolkit/profile/content/profileSelection.js b/toolkit/profile/content/profileSelection.js
index 7a35ec2bb19d..452c757f9081 100644
--- a/toolkit/profile/content/profileSelection.js
+++ b/toolkit/profile/content/profileSelection.js
@@ -98,6 +98,8 @@ function acceptDialog() {
   updateStartupPrefs();
 
   gDialogParams.SetInt(0, 1);
+  /* Bug 257777 */
+  gDialogParams.SetInt(1, document.getElementById("offlineState").checked ? 1 : 0);
 
   gDialogParams.SetString(0, selectedProfile.profile.name);
 
@@ -113,9 +115,6 @@ function exitDialog() {
 function updateStartupPrefs() {
   var autoSelectLastProfile = document.getElementById("autoSelectLastProfile");
   gProfileService.startWithLastProfile = autoSelectLastProfile.checked;
-
-  /* Bug 257777 */
-  gProfileService.startOffline = document.getElementById("offlineState").checked;
 }
 
 // handle key event on listboxes
diff --git a/toolkit/profile/nsIToolkitProfileService.idl b/toolkit/profile/nsIToolkitProfileService.idl
index 68cb1f19ffef..69ba1f4827b6 100644
--- a/toolkit/profile/nsIToolkitProfileService.idl
+++ b/toolkit/profile/nsIToolkitProfileService.idl
@@ -14,7 +14,6 @@ interface nsIProfileLock;
 interface nsIToolkitProfileService : nsISupports
 {
     attribute boolean startWithLastProfile;
-    attribute boolean startOffline;
 
     readonly attribute nsISimpleEnumerator /*nsIToolkitProfile*/ profiles;
 
diff --git a/toolkit/profile/nsToolkitProfileService.cpp b/toolkit/profile/nsToolkitProfileService.cpp
index 16de4dbea5d9..463b24048ab8 100644
--- a/toolkit/profile/nsToolkitProfileService.cpp
+++ b/toolkit/profile/nsToolkitProfileService.cpp
@@ -119,8 +119,7 @@ private:
     friend nsresult NS_NewToolkitProfileService(nsIToolkitProfileService**);
 
     nsToolkitProfileService() :
-        mStartWithLast(true),
-        mStartOffline(false)
+        mStartWithLast(true)
     {
         gService = this;
     }
@@ -140,7 +139,6 @@ private:
     nsCOMPtr<nsIFile>           mTempData;
     nsCOMPtr<nsIFile>           mListFile;
     bool mStartWithLast;
-    bool mStartOffline;
 
     static nsToolkitProfileService *gService;
 
@@ -573,20 +571,6 @@ nsToolkitProfileService::GetStartWithLastProfile(bool *aResult)
     return NS_OK;
 }
 
-NS_IMETHODIMP
-nsToolkitProfileService::GetStartOffline(bool *aResult)
-{
-    *aResult = mStartOffline;
-    return NS_OK;
-}
-
-NS_IMETHODIMP
-nsToolkitProfileService::SetStartOffline(bool aValue)
-{
-    mStartOffline = aValue;
-    return NS_OK;
-}
-
 NS_IMETHODIMP
 nsToolkitProfileService::GetProfiles(nsISimpleEnumerator* *aResult)
 {
diff --git a/toolkit/xre/nsAppRunner.cpp b/toolkit/xre/nsAppRunner.cpp
index a444b0753a9d..e0c5137db711 100644
--- a/toolkit/xre/nsAppRunner.cpp
+++ b/toolkit/xre/nsAppRunner.cpp
@@ -2119,6 +2119,7 @@ ShowProfileManager(nsIToolkitProfileService* aProfileSvc,
   nsCOMPtr<nsIFile> profD, profLD;
   char16_t* profileNamePtr;
   nsAutoCString profileName;
+  bool offline = false;
 
   {
     ScopedXPCOMStartup xpcom;
@@ -2172,6 +2173,10 @@ ShowProfileManager(nsIToolkitProfileService* aProfileSvc,
       rv = ioParamBlock->GetInt(0, &dialogConfirmed);
       if (NS_FAILED(rv) || dialogConfirmed == 0) return NS_ERROR_ABORT;
 
+      int32_t startOffline;
+      rv = ioParamBlock->GetInt(1, &startOffline);
+      offline = NS_SUCCEEDED(rv) && startOffline == 1;
+
       nsCOMPtr<nsIProfileLock> lock;
       rv = dlgArray->QueryElementAt(0, NS_GET_IID(nsIProfileLock),
                                     getter_AddRefs(lock));
@@ -2197,8 +2202,6 @@ ShowProfileManager(nsIToolkitProfileService* aProfileSvc,
   SaveFileToEnv("XRE_PROFILE_LOCAL_PATH", profLD);
   SaveWordToEnv("XRE_PROFILE_NAME", profileName);
 
-  bool offline = false;
-  aProfileSvc->GetStartOffline(&offline);
   if (offline) {
     SaveToEnv("XRE_START_OFFLINE=1");
   }