chrome/browser: Remove use of MessageLoopProxy and deprecated MessageLoop APIs

chrome/browser/plugins/plugin_prefs.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 "chrome/browser/plugins/plugin_prefs.h"
 
 #include <string>
 
 #include "base/bind.h"
 #include "base/command_line.h"
+#include "base/location.h"
 #include "base/memory/scoped_ptr.h"
-#include "base/message_loop/message_loop.h"
 #include "base/path_service.h"
 #include "base/prefs/scoped_user_pref_update.h"
+#include "base/single_thread_task_runner.h"
 #include "base/strings/string_util.h"
 #include "base/strings/utf_string_conversions.h"
+#include "base/thread_task_runner_handle.h"
 #include "base/values.h"
 #include "build/build_config.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/chrome_notification_types.h"
 #include "chrome/browser/plugins/plugin_installer.h"
 #include "chrome/browser/plugins/plugin_metadata.h"
 #include "chrome/browser/plugins/plugin_prefs_factory.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/common/chrome_constants.h"
 #include "chrome/common/chrome_paths.h"
@@ skipping 124 matching lines @@
         can_enable = false;
     } else {
       if (plugin_status == POLICY_ENABLED || group_status == POLICY_ENABLED)
         can_enable = false;
     }
   } else {
     NOTREACHED();
   }
 
   if (!can_enable) {
-    base::MessageLoop::current()->PostTask(FROM_HERE,
-                                           base::Bind(callback, false));
+    base::ThreadTaskRunnerHandle::Get()->PostTask(FROM_HERE,
+                                                  base::Bind(callback, false));
     return;
   }
 
   PluginService::GetInstance()->GetPlugins(
       base::Bind(&PluginPrefs::EnablePluginInternal, this,
                  enabled, path, finder, callback));
 }
 
 void PluginPrefs::EnablePluginInternal(
     bool enabled,
@@ skipping 405 matching lines @@
   }
 }
 
 void PluginPrefs::NotifyPluginStatusChanged() {
   DCHECK_CURRENTLY_ON(BrowserThread::UI);
   content::NotificationService::current()->Notify(
       chrome::NOTIFICATION_PLUGIN_ENABLE_STATUS_CHANGED,
       content::Source<Profile>(profile_),
       content::NotificationService::NoDetails());
 }