Check media permissions through RenderFrameHostDelegate.

athena/extensions/chrome/athena_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 ATHENA_EXTENSIONS_CHROME_ATHENA_APP_DELEGATE_H_
 #define ATHENA_EXTENSIONS_CHROME_ATHENA_APP_DELEGATE_H_
 
 #include "base/callback.h"
 #include "base/memory/scoped_ptr.h"
 #include "extensions/browser/app_window/app_delegate.h"
@@ skipping 27 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 extensions::Extension* extension) OVERRIDE;
+  virtual bool CheckMediaAccessPermission(
+      content::WebContents* web_contents,
+      const GURL& security_origin,
+      content::MediaStreamType type,
+      const extensions::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;
 
   scoped_ptr<NewWindowContentsDelegate> new_window_contents_delegate_;
   base::Closure terminating_callback_;
 
   DISALLOW_COPY_AND_ASSIGN(AthenaAppDelegate);
 };
 
 }  // namespace athena
 
 #endif  // ATHENA_EXTENSIONS_CHROME_ATHENA_APP_DELEGATE_H_