Change MediaStreamDevicesController::RequestPermissions to use the requesting WebContents

chrome/browser/media/webrtc/media_stream_devices_controller.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_MEDIA_WEBRTC_MEDIA_STREAM_DEVICES_CONTROLLER_H_
 #define CHROME_BROWSER_MEDIA_WEBRTC_MEDIA_STREAM_DEVICES_CONTROLLER_H_
 
 #include <map>
 #include <string>
 
@@ skipping 29 matching lines @@
   virtual void ShowPrompt(
       bool user_gesture,
       content::WebContents* web_contents,
       std::unique_ptr<MediaStreamDevicesController> controller) = 0;
 };
 }
 
 class MediaStreamDevicesController : public PermissionRequest {
  public:
   static void RequestPermissions(
-      content::WebContents* web_contents,
       const content::MediaStreamRequest& request,
       const content::MediaResponseCallback& callback);
 
   // Registers the prefs backing the audio and video policies.
   static void RegisterProfilePrefs(user_prefs::PrefRegistrySyncable* registry);
 
   ~MediaStreamDevicesController() override;
 
   bool IsAskingForAudio() const;
   bool IsAskingForVideo() const;
@@ skipping 22 matching lines @@
 
  private:
   friend class MediaStreamDevicesControllerTest;
   friend class test::MediaStreamDevicesControllerTestApi;
   friend class policy::MediaStreamDevicesControllerBrowserTest;
 
   class MediaPermissionStatus;
   class PermissionPromptDelegateImpl;
 
   static void RequestPermissionsWithDelegate(
-      content::WebContents* web_contents,
       const content::MediaStreamRequest& request,
       const content::MediaResponseCallback& callback,
       internal::PermissionPromptDelegate* delegate);
 
   MediaStreamDevicesController(content::WebContents* web_contents,
                                const content::MediaStreamRequest& request,
                                const content::MediaResponseCallback& callback,
                                const MediaPermissionStatus& initial_permission);
 
   bool IsAllowedForAudio() const;
@@ skipping 63 matching lines @@
   // The callback that needs to be Run to notify WebRTC of whether access to
   // audio/video devices was granted or not.
   content::MediaResponseCallback callback_;
 
   std::unique_ptr<internal::PermissionPromptDelegate> delegate_;
 
   DISALLOW_COPY_AND_ASSIGN(MediaStreamDevicesController);
 };
 
 #endif  // CHROME_BROWSER_MEDIA_WEBRTC_MEDIA_STREAM_DEVICES_CONTROLLER_H_