Switch BackgroundContents to use TabContents instead of RenderViewHost.

chrome/browser/task_manager/task_manager_resource_providers.h

 // 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.
 
 #ifndef CHROME_BROWSER_TASK_MANAGER_TASK_MANAGER_RESOURCE_PROVIDERS_H_
 #define CHROME_BROWSER_TASK_MANAGER_TASK_MANAGER_RESOURCE_PROVIDERS_H_
 #pragma once
 
 #include <map>
 #include <vector>
@@ skipping 203 matching lines @@
                         const string16& title);
 
   // Whether we are currently reporting to the task manager. Used to ignore
   // notifications sent after StopUpdating().
   bool updating_;
 
   TaskManager* task_manager_;
 
   // Maps the actual resources (the BackgroundContents) to the Task Manager
   // resources.
-  std::map<BackgroundContents*, TaskManagerBackgroundContentsResource*>
-      resources_;
+  typedef std::map<BackgroundContents*, TaskManagerBackgroundContentsResource*>
+      Resources;
+  Resources resources_;
 
   // A scoped container for notification registries.
   content::NotificationRegistrar registrar_;
 
   DISALLOW_COPY_AND_ASSIGN(TaskManagerBackgroundContentsResourceProvider);
 };
 
 class TaskManagerChildProcessResource : public TaskManager::Resource {
  public:
   explicit TaskManagerChildProcessResource(const ChildProcessInfo& child_proc);
@@ skipping 283 matching lines @@
 
   void AddToTaskManager(ChildProcessInfo child_process_info);
 
   TaskManager* task_manager_;
   TaskManagerBrowserProcessResource resource_;
 
   DISALLOW_COPY_AND_ASSIGN(TaskManagerBrowserProcessResourceProvider);
 };
 
 #endif  // CHROME_BROWSER_TASK_MANAGER_TASK_MANAGER_RESOURCE_PROVIDERS_H_