Remove BrowserThread::UnsafeGetBrowserThread, add UnsafeGetMessageLoopForThread.

chrome/browser/ui/browser_init.cc

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/ui/browser_init.h"
 
 #include <algorithm>   // For max().
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
@@ skipping 186 matching lines @@
       IDS_DONT_ASK_AGAIN_INFOBAR_BUTTON_LABEL);
 }
 
 bool DefaultBrowserInfoBarDelegate::NeedElevation(InfoBarButton button) const {
   return button == BUTTON_OK;
 }
 
 bool DefaultBrowserInfoBarDelegate::Accept() {
   action_taken_ = true;
   UMA_HISTOGRAM_COUNTS("DefaultBrowserWarning.SetAsDefault", 1);
-  g_browser_process->file_thread()->message_loop()->PostTask(
+  BrowserThread::PostTask(
+      BrowserThread::FILE,
       FROM_HERE,
       base::IgnoreReturn<bool>(
           base::Bind(&ShellIntegration::SetAsDefaultBrowser)));
   return true;
 }
 
 bool DefaultBrowserInfoBarDelegate::Cancel() {
   action_taken_ = true;
   UMA_HISTOGRAM_COUNTS("DefaultBrowserWarning.DontSetAsDefault", 1);
   // User clicked "Don't ask me again", remember that.
@@ skipping 1271 matching lines @@
   if (!automation->InitializeChannel(channel_id))
     return false;
   automation->SetExpectedTabCount(expected_tabs);
 
   AutomationProviderList* list = g_browser_process->GetAutomationProviderList();
   DCHECK(list);
   list->AddProvider(automation);
 
   return true;
 }