Cleanup usage of scoped_ptr<> in remoting for C++11

remoting/host/single_window_input_injector_mac.cc

 // 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.
 
 #include "remoting/host/single_window_input_injector.h"
 
 #include <ApplicationServices/ApplicationServices.h>
 #include <Carbon/Carbon.h>
 
 #include "base/mac/foundation_util.h"
@@ skipping 142 matching lines @@
   }
 
   return CGRectNull;
 }
 
 scoped_ptr<InputInjector> SingleWindowInputInjector::CreateForWindow(
     webrtc::WindowId window_id,
     scoped_ptr<InputInjector> input_injector) {
   scoped_ptr<SingleWindowInputInjectorMac> injector(
       new SingleWindowInputInjectorMac(window_id, input_injector.Pass()));
-  return injector.PassAs<InputInjector>();
+  return injector.Pass();
 }
 
 }  // namespace remoting