Add UI test for click-to-play.

chrome/browser/automation/testing_automation_provider.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_AUTOMATION_TESTING_AUTOMATION_PROVIDER_H_
 #define CHROME_BROWSER_AUTOMATION_TESTING_AUTOMATION_PROVIDER_H_
 #pragma once
 
 #include "base/basictypes.h"
 #include "chrome/browser/automation/automation_provider.h"
@@ skipping 638 matching lines @@
   void GetPageCurrentEncoding(int tab_handle, std::string* current_encoding);
 
   void ShutdownSessionService(int handle, bool* result);
 
   void SetContentSetting(int handle,
                          const std::string& host,
                          ContentSettingsType content_type,
                          ContentSetting setting,
                          bool* success);
 
+  // Load all plug-ins on the page.
+  void LoadBlockedPlugins(int tab_handle, bool* success);
+
   // Resets to the default theme.
   void ResetToDefaultTheme();
 
   // Callback for history redirect queries.
   virtual void OnRedirectQueryComplete(
       HistoryService::Handle request_handle,
       GURL from_url,
       bool success,
       history::RedirectList* redirects);
 
@@ skipping 17 matching lines @@
   // for the results) so there is only one handle. When non-0, indicates a
   // query in progress.
   HistoryService::Handle redirect_query_;
 
   NotificationRegistrar registrar_;
 
   DISALLOW_COPY_AND_ASSIGN(TestingAutomationProvider);
 };
 
 #endif  // CHROME_BROWSER_AUTOMATION_TESTING_AUTOMATION_PROVIDER_H_