Check media permissions through RenderFrameHostDelegate.

chrome/browser/ui/app_list/start_page_service.cc

 // Copyright 2013 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.
 
 #include "chrome/browser/ui/app_list/start_page_service.h"
 
 #include <string>
 
 #include "base/command_line.h"
 #include "base/memory/singleton.h"
@@ skipping 70 matching lines @@
   virtual ~StartPageWebContentsDelegate() {}
 
   virtual void RequestMediaAccessPermission(
       content::WebContents* web_contents,
       const content::MediaStreamRequest& request,
       const content::MediaResponseCallback& callback) OVERRIDE {
     if (MediaStreamInfoBarDelegate::Create(web_contents, request, callback))
       NOTREACHED() << "Media stream not allowed for WebUI";
   }
 
+  virtual bool CheckMediaAccessPermission(
+      content::WebContents* web_contents,
+      const GURL& security_origin,
+      content::MediaStreamType type) OVERRIDE {
+    return MediaCaptureDevicesDispatcher::GetInstance()
+        ->CheckMediaAccessPermission(web_contents, security_origin, type);
+  }
+
  private:
   DISALLOW_COPY_AND_ASSIGN(StartPageWebContentsDelegate);
 };
 
 // static
 StartPageService* StartPageService::Get(Profile* profile) {
   return StartPageServiceFactory::GetForProfile(profile);
 }
 
 StartPageService::StartPageService(Profile* profile)
@@ skipping 137 matching lines @@
       content::Referrer(),
       content::PAGE_TRANSITION_AUTO_TOPLEVEL,
       std::string());
 }
 
 void StartPageService::UnloadContents() {
   contents_.reset();
 }
 
 }  // namespace app_list