Use std::move() instead of .Pass() in remoting/host

remoting/host/single_window_desktop_environment.cc

Index: remoting/host/single_window_desktop_environment.cc
diff --git a/remoting/host/single_window_desktop_environment.cc b/remoting/host/single_window_desktop_environment.cc
index 15da395237f0b49ff001acf98978773a7fd884d1..b7394f498da34f1c401736b888fe84e9c6b4d9ea 100644
--- a/remoting/host/single_window_desktop_environment.cc
+++ b/remoting/host/single_window_desktop_environment.cc
@@ -48,11 +48,11 @@ SingleWindowDesktopEnvironment::CreateVideoCapturer() {
       webrtc::DesktopCaptureOptions::CreateDefault();
   options.set_use_update_notifications(true);
 
-  scoped_ptr<webrtc::WindowCapturer>window_capturer(
+  scoped_ptr<webrtc::WindowCapturer> window_capturer(
         webrtc::WindowCapturer::Create(options));
   window_capturer->SelectWindow(window_id_);
 
-  return window_capturer.Pass();
+  return std::move(window_capturer);
 }
 
 scoped_ptr<InputInjector>
@@ -63,7 +63,7 @@ SingleWindowDesktopEnvironment::CreateInputInjector() {
       InputInjector::Create(input_task_runner(),
                             ui_task_runner()));
   return SingleWindowInputInjector::CreateForWindow(
-             window_id_, input_injector.Pass()).Pass();
+             window_id_, std::move(input_injector));
 }
 
 SingleWindowDesktopEnvironment::SingleWindowDesktopEnvironment(
@@ -104,7 +104,7 @@ scoped_ptr<DesktopEnvironment> SingleWindowDesktopEnvironmentFactory::Create(
                                          ui_task_runner(),
                                          window_id_,
                                          supports_touch_events()));
-  return desktop_environment.Pass();
+  return std::move(desktop_environment);
 }
 
 }  // namespace remoting