Add abstractions that let embedders drive tests of WebContents.

chrome/browser/automation/automation_provider_observers.h

 // 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.
 
 #ifndef CHROME_BROWSER_AUTOMATION_AUTOMATION_PROVIDER_OBSERVERS_H_
 #define CHROME_BROWSER_AUTOMATION_AUTOMATION_PROVIDER_OBSERVERS_H_
 #pragma once
 
 #include <deque>
 #include <map>
@@ skipping 46 matching lines @@
 class AutomationProvider;
 class BalloonCollection;
 class Browser;
 class Extension;
 class ExtensionProcessManager;
 class ExtensionService;
 class InfoBarTabHelper;
 class Notification;
 class Profile;
 class SavePackage;
-class TabContents;
 class TranslateInfoBarDelegate;
 
 #if defined(OS_CHROMEOS)
 namespace chromeos {
   class ExistingUserController;
 }
 #endif  // defined(OS_CHROMEOS)
 
 namespace IPC {
 class Message;
@@ skipping 1829 matching lines @@
  private:
   base::WeakPtr<AutomationProvider> automation_;
   scoped_ptr<IPC::Message> reply_message_;
   std::string extension_id_;
   content::NotificationRegistrar registrar_;
 
   DISALLOW_COPY_AND_ASSIGN(ExtensionPopupObserver);
 };
 
 #endif  // CHROME_BROWSER_AUTOMATION_AUTOMATION_PROVIDER_OBSERVERS_H_