Pass result of blockage across content API when new tab blocked.

chrome/browser/ui/intents/web_intent_inline_disposition_delegate.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_UI_INTENTS_WEB_INTENT_INLINE_DISPOSITION_DELEGATE_H_
 #define CHROME_BROWSER_UI_INTENTS_WEB_INTENT_INLINE_DISPOSITION_DELEGATE_H_
 
 #include "base/compiler_specific.h"
 #include "chrome/browser/extensions/extension_function_dispatcher.h"
 #include "content/public/browser/web_contents_delegate.h"
@@ skipping 21 matching lines @@
 
   // WebContentsDelegate implementation.
   virtual bool IsPopupOrPanel(
       const content::WebContents* source) const OVERRIDE;
   virtual bool ShouldAddNavigationToHistory(
     const history::HistoryAddPageArgs& add_page_args,
     content::NavigationType navigation_type) OVERRIDE;
   virtual content::WebContents* OpenURLFromTab(
       content::WebContents* source,
       const content::OpenURLParams& params) OVERRIDE;
-  virtual void AddNewContents(content::WebContents* source,
+  virtual bool AddNewContents(content::WebContents* source,
                               content::WebContents* new_contents,
                               WindowOpenDisposition disposition,
                               const gfx::Rect& initial_pos,
                               bool user_gesture) OVERRIDE;
   virtual void LoadingStateChanged(content::WebContents* source) OVERRIDE;
   virtual void ResizeDueToAutoResize(content::WebContents* source,
                                      const gfx::Size& pref_size) OVERRIDE;
 
   // content::WebContentsObserver
   virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
@@ skipping 14 matching lines @@
   // The WebContents container. Weak pointer.
   content::WebContents* web_contents_;
 
   Browser* browser_;  // Weak pointer.
 
   // Dispatch handler for extension APIs.
   ExtensionFunctionDispatcher extension_function_dispatcher_;
 };
 
 #endif  // CHROME_BROWSER_UI_INTENTS_WEB_INTENT_INLINE_DISPOSITION_DELEGATE_H_