Make use of CreateInterfacePtrAndBind() where appropriate

components/arc/video/arc_video_bridge.cc

 // Copyright 2016 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 "components/arc/video/arc_video_bridge.h"
 
 #include <utility>
 
 namespace arc {
 
@@ skipping 14 matching lines @@
   switch (state) {
     case arc::ArcBridgeService::State::STOPPING:
       video_host_delegate_->OnStopping();
       break;
     default:
       break;
   }
 }
 
 void ArcVideoBridge::OnVideoInstanceReady() {
-  arc::VideoHostPtr host;
-  binding_.Bind(mojo::GetProxy(&host));
-  arc_bridge_service()->video_instance()->Init(std::move(host));
+  arc_bridge_service()->video_instance()->Init(
+      binding_.CreateInterfacePtrAndBind());
 }
 
 }  // namespace arc