Remove all remaining traces of MessageLoopProxy.

extensions/browser/updater/safe_manifest_parser.cc

 // Copyright (c) 2012 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 "extensions/browser/updater/safe_manifest_parser.h"
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/location.h"
 #include "base/logging.h"
@@ skipping 27 matching lines @@
 
 SafeManifestParser::~SafeManifestParser() {
   // If we're using UtilityProcessHost, we may not be destroyed on
   // the UI or IO thread.
 }
 
 void SafeManifestParser::ParseInSandbox() {
   DCHECK_CURRENTLY_ON(BrowserThread::IO);
 
   content::UtilityProcessHost* host = content::UtilityProcessHost::Create(
-      this,
-      BrowserThread::GetMessageLoopProxyForThread(BrowserThread::UI).get());
+      this, BrowserThread::GetTaskRunnerForThread(BrowserThread::UI).get());
   host->SetName(
       l10n_util::GetStringUTF16(IDS_UTILITY_PROCESS_MANIFEST_PARSER_NAME));
   host->Send(new ExtensionUtilityMsg_ParseUpdateManifest(xml_));
 }
 
 bool SafeManifestParser::OnMessageReceived(const IPC::Message& message) {
   bool handled = true;
   IPC_BEGIN_MESSAGE_MAP(SafeManifestParser, message)
     IPC_MESSAGE_HANDLER(ExtensionUtilityHostMsg_ParseUpdateManifest_Succeeded,
                         OnParseUpdateManifestSucceeded)
@@ skipping 11 matching lines @@
 }
 
 void SafeManifestParser::OnParseUpdateManifestFailed(
     const std::string& error_message) {
   DCHECK_CURRENTLY_ON(BrowserThread::UI);
   LOG(WARNING) << "Error parsing update manifest:\n" << error_message;
   results_callback_.Run(NULL);
 }
 
 }  // namespace extensions