Introduce MediaDevicesPermissionChecker.

content/browser/frame_host/render_frame_host_impl.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 "content/browser/frame_host/render_frame_host_impl.h"
 
 #include <utility>
 
 #include "base/bind.h"
 #include "base/command_line.h"
@@ skipping 2253 matching lines @@
     // which shuts down Mojo). Hence, passing that MediaStreamManager instance
     // as a raw pointer here is safe.
     MediaStreamManager* media_stream_manager =
         BrowserMainLoop::GetInstance()->media_stream_manager();
     GetInterfaceRegistry()->AddInterface(
         base::Bind(&MediaDevicesDispatcherHost::Create, GetProcess()->GetID(),
                    GetRoutingID(), GetProcess()
                                        ->GetBrowserContext()
                                        ->GetResourceContext()
                                        ->GetMediaDeviceIDSalt(),
-                   base::Unretained(media_stream_manager),
-                   base::CommandLine::ForCurrentProcess()->HasSwitch(
-                       switches::kUseFakeUIForMediaStream)),
+                   base::Unretained(media_stream_manager)),
         BrowserThread::GetTaskRunnerForThread(BrowserThread::IO));
   }
 #endif
 
   GetContentClient()->browser()->RegisterRenderFrameMojoInterfaces(
       GetInterfaceRegistry(), this);
 }
 
 void RenderFrameHostImpl::ResetWaitingState() {
   DCHECK(is_active());
@@ skipping 900 matching lines @@
   web_bluetooth_service_->SetClientConnectionErrorHandler(base::Bind(
       &RenderFrameHostImpl::DeleteWebBluetoothService, base::Unretained(this)));
   return web_bluetooth_service_.get();
 }
 
 void RenderFrameHostImpl::DeleteWebBluetoothService() {
   web_bluetooth_service_.reset();
 }
 
 }  // namespace content