Remove all remaining traces of MessageLoopProxy.

chrome/browser/services/gcm/gcm_profile_service_factory.cc

 // Copyright (c) 2013 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/services/gcm/gcm_profile_service_factory.h"
 
 #include <memory>
 
 #include "build/build_config.h"
 #include "chrome/browser/profiles/incognito_helpers.h"
@@ skipping 59 matching lines @@
   return new GCMProfileService(profile->GetPath(), blocking_task_runner);
 #else
   return new GCMProfileService(
       profile->GetPrefs(), profile->GetPath(), profile->GetRequestContext(),
       chrome::GetChannel(),
       std::unique_ptr<ProfileIdentityProvider>(new ProfileIdentityProvider(
           SigninManagerFactory::GetForProfile(profile),
           ProfileOAuth2TokenServiceFactory::GetForProfile(profile),
           LoginUIServiceFactory::GetShowLoginPopupCallbackForProfile(profile))),
       std::unique_ptr<GCMClientFactory>(new GCMClientFactory),
-      content::BrowserThread::GetMessageLoopProxyForThread(
+      content::BrowserThread::GetTaskRunnerForThread(
           content::BrowserThread::UI),
-      content::BrowserThread::GetMessageLoopProxyForThread(
+      content::BrowserThread::GetTaskRunnerForThread(
           content::BrowserThread::IO),
       blocking_task_runner);
 #endif
 }
 
 content::BrowserContext* GCMProfileServiceFactory::GetBrowserContextToUse(
     content::BrowserContext* context) const {
   return chrome::GetBrowserContextOwnInstanceInIncognito(context);
 }
 
 }  // namespace gcm