Blow away BackgroundContents when RenderView goes away.

chrome/browser/background_contents_service.h

 // Copyright (c) 2010 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_BACKGROUND_CONTENTS_SERVICE_H_
 #define CHROME_BROWSER_BACKGROUND_CONTENTS_SERVICE_H_
 #pragma once
 
 #include <map>
 #include <vector>
@@ skipping 66 matching lines @@
  private:
   friend class BackgroundContentsServiceTest;
   friend class MockBackgroundContents;
   friend class TaskManagerBrowserTest;
   FRIEND_TEST_ALL_PREFIXES(BackgroundContentsServiceTest,
                            BackgroundContentsCreateDestroy);
   FRIEND_TEST_ALL_PREFIXES(BackgroundContentsServiceTest,
                            TestApplicationIDLinkage);
   FRIEND_TEST_ALL_PREFIXES(TaskManagerBrowserTest,
                            NoticeBGContentsChanges);
+  FRIEND_TEST_ALL_PREFIXES(TaskManagerBrowserTest,
+                           KillBGContents);
 
   // Registers for various notifications.
   void StartObserving(Profile* profile);
 
   // NotificationObserver implementation.
   virtual void Observe(NotificationType type,
                        const NotificationSource& source,
                        const NotificationDetails& details);
 
   // Loads all registered BackgroundContents at startup.
@@ skipping 46 matching lines @@
   // applications.
   // Key: application id
   // Value: BackgroundContentsInfo for the BC associated with that application
   typedef std::map<string16, BackgroundContentsInfo> BackgroundContentsMap;
   BackgroundContentsMap contents_map_;
 
   DISALLOW_COPY_AND_ASSIGN(BackgroundContentsService);
 };
 
 #endif  // CHROME_BROWSER_BACKGROUND_CONTENTS_SERVICE_H_