Remove all remaining traces of MessageLoopProxy.

chrome/browser/extensions/extension_gcm_app_handler_unittest.cc

 // Copyright 2014 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/extensions/extension_gcm_app_handler.h"
 
 #include <memory>
 #include <vector>
 
 #include "base/bind.h"
@@ skipping 179 matching lines @@
 
   DISALLOW_COPY_AND_ASSIGN(FakeExtensionGCMAppHandler);
 };
 
 class ExtensionGCMAppHandlerTest : public testing::Test {
  public:
   static std::unique_ptr<KeyedService> BuildGCMProfileService(
       content::BrowserContext* context) {
     Profile* profile = Profile::FromBrowserContext(context);
     scoped_refptr<base::SequencedTaskRunner> ui_thread =
-        content::BrowserThread::GetMessageLoopProxyForThread(
+        content::BrowserThread::GetTaskRunnerForThread(
             content::BrowserThread::UI);
     scoped_refptr<base::SequencedTaskRunner> io_thread =
-        content::BrowserThread::GetMessageLoopProxyForThread(
+        content::BrowserThread::GetTaskRunnerForThread(
             content::BrowserThread::IO);
     base::SequencedWorkerPool* worker_pool =
         content::BrowserThread::GetBlockingPool();
     scoped_refptr<base::SequencedTaskRunner> blocking_task_runner(
         worker_pool->GetSequencedTaskRunnerWithShutdownBehavior(
             worker_pool->GetSequenceToken(),
             base::SequencedWorkerPool::SKIP_ON_SHUTDOWN));
     return base::WrapUnique(new gcm::GCMProfileService(
         profile->GetPrefs(), profile->GetPath(), profile->GetRequestContext(),
         chrome::GetChannel(),
@@ skipping 271 matching lines @@
 
   // App handler is removed when the extension is updated to the version that
   // has GCM permission removed.
   UpdateExtension(extension.get(), "good2.crx");
   waiter()->PumpUILoop();
   EXPECT_TRUE(gcm_app_handler()->app_handler_count_drop_to_zero());
   EXPECT_FALSE(HasAppHandlers(extension->id()));
 }
 
 }  // namespace extensions