Introduce chrome.shell.createWindow stub API for app_shell

chrome/renderer/chrome_content_renderer_client.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_RENDERER_CHROME_CONTENT_RENDERER_CLIENT_H_
 #define CHROME_RENDERER_CHROME_CONTENT_RENDERER_CLIENT_H_
 
 #include <set>
 #include <string>
 #include <vector>
@@ skipping 113 matching lines @@
   virtual bool ShouldReportDetailedMessageForSource(
       const base::string16& source) const OVERRIDE;
   virtual bool ShouldEnableSiteIsolationPolicy() const OVERRIDE;
   virtual blink::WebWorkerPermissionClientProxy*
       CreateWorkerPermissionClientProxy(content::RenderFrame* render_frame,
                                         blink::WebFrame* frame) OVERRIDE;
   virtual bool AllowPepperMediaStreamAPI(const GURL& url) OVERRIDE;
   virtual void AddKeySystems(
       std::vector<content::KeySystemInfo>* key_systems) OVERRIDE;
 
-  // For testing.
-  void SetExtensionDispatcher(extensions::Dispatcher* extension_dispatcher);
+  // Takes ownership.
+  void SetExtensionDispatcherForTest(
+      extensions::Dispatcher* extension_dispatcher);
+  extensions::Dispatcher* GetExtensionDispatcherForTest();
 
 #if defined(ENABLE_SPELLCHECK)
   // Sets a new |spellcheck|. Used for testing only.
   // Takes ownership of |spellcheck|.
   void SetSpellcheck(SpellCheck* spellcheck);
 #endif
 
   static blink::WebPlugin* CreatePlugin(
       content::RenderFrame* render_frame,
       blink::WebLocalFrame* frame,
@@ skipping 52 matching lines @@
   scoped_ptr<visitedlink::VisitedLinkSlave> visited_link_slave_;
   scoped_ptr<safe_browsing::PhishingClassifierFilter> phishing_classifier_;
   scoped_ptr<prerender::PrerenderDispatcher> prerender_dispatcher_;
 #if defined(ENABLE_WEBRTC)
   scoped_refptr<WebRtcLoggingMessageFilter> webrtc_logging_message_filter_;
 #endif
   scoped_ptr<SearchBouncer> search_bouncer_;
 };
 
 #endif  // CHROME_RENDERER_CHROME_CONTENT_RENDERER_CLIENT_H_