Check media permissions through RenderFrameHostDelegate.

extensions/shell/browser/shell_app_window.h

 // Copyright 2014 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 EXTENSIONS_SHELL_BROWSER_SHELL_APP_WINDOW_H_
 #define EXTENSIONS_SHELL_BROWSER_SHELL_APP_WINDOW_H_
 
 #include "base/macros.h"
 #include "base/memory/scoped_ptr.h"
 #include "content/public/browser/web_contents_delegate.h"
@@ skipping 43 matching lines @@
   aura::Window* GetNativeWindow();
 
   // Returns the routing ID of the render view host of |web_contents_|.
   int GetRenderViewRoutingID();
 
   // content::WebContentsDelegate overrides:
   virtual void RequestMediaAccessPermission(
       content::WebContents* web_contents,
       const content::MediaStreamRequest& request,
       const content::MediaResponseCallback& callback) OVERRIDE;
+  virtual bool CheckMediaAccessPermission(
+      content::WebContents* web_contents,
+      const GURL& security_origin,
+      content::MediaStreamType type) OVERRIDE;
 
   // content::WebContentsObserver overrides:
   virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
 
   // ExtensionFunctionDispatcher::Delegate overrides:
   virtual content::WebContents* GetAssociatedWebContents() const OVERRIDE;
 
  private:
   // IPC handler.
   void OnRequest(const ExtensionHostMsg_Request_Params& params);
 
   // The extension that spawned this window. Not owned.
   const Extension* extension_;
 
   scoped_ptr<content::WebContents> web_contents_;
   scoped_ptr<ExtensionFunctionDispatcher> extension_function_dispatcher_;
 
   DISALLOW_COPY_AND_ASSIGN(ShellAppWindow);
 };
 
 }  // namespace extensions
 
 #endif  // EXTENSIONS_SHELL_BROWSER_SHELL_APP_WINDOW_H_