Check media permissions through RenderFrameHostDelegate.

extensions/shell/browser/shell_app_delegate.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_DELEGATE_H_
 #define EXTENSIONS_SHELL_BROWSER_SHELL_APP_DELEGATE_H_
 
 #include "extensions/browser/app_window/app_delegate.h"
 
 namespace extensions {
@@ skipping 22 matching lines @@
       content::WebContents* web_contents,
       SkColor initial_color) OVERRIDE;
   virtual void RunFileChooser(
       content::WebContents* tab,
       const content::FileChooserParams& params) OVERRIDE;
   virtual void RequestMediaAccessPermission(
       content::WebContents* web_contents,
       const content::MediaStreamRequest& request,
       const content::MediaResponseCallback& callback,
       const Extension* extension) OVERRIDE;
+  virtual bool CheckMediaAccessPermission(content::WebContents* web_contents,
+                                          const GURL& security_origin,
+                                          content::MediaStreamType type,
+                                          const Extension* extension) OVERRIDE;
   virtual int PreferredIconSize() OVERRIDE;
   virtual gfx::ImageSkia GetAppDefaultIcon() OVERRIDE;
   virtual void SetWebContentsBlocked(content::WebContents* web_contents,
                                      bool blocked) OVERRIDE;
   virtual bool IsWebContentsVisible(
       content::WebContents* web_contents) OVERRIDE;
   virtual void SetTerminatingCallback(const base::Closure& callback) OVERRIDE;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(ShellAppDelegate);
 };
 
 }  // namespace extensions
 
 #endif  // EXTENSIONS_SHELL_BROWSER_SHELL_APP_DELEGATE_H_