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

remoting/host/fake_desktop_environment.cc

Index: remoting/host/fake_desktop_environment.cc
diff --git a/remoting/host/fake_desktop_environment.cc b/remoting/host/fake_desktop_environment.cc
index ed30c06b6028a6505cd54741b6a2029dee6dd1df..859656b49599c931f15a9a6609d7b03de183b06d 100644
--- a/remoting/host/fake_desktop_environment.cc
+++ b/remoting/host/fake_desktop_environment.cc
@@ -64,7 +64,7 @@ scoped_ptr<AudioCapturer> FakeDesktopEnvironment::CreateAudioCapturer() {
 scoped_ptr<InputInjector> FakeDesktopEnvironment::CreateInputInjector() {
   scoped_ptr<FakeInputInjector> result(new FakeInputInjector());
   last_input_injector_ = result->AsWeakPtr();
-  return result.Pass();
+  return std::move(result);
 }
 
 scoped_ptr<ScreenControls> FakeDesktopEnvironment::CreateScreenControls() {
@@ -77,7 +77,7 @@ FakeDesktopEnvironment::CreateVideoCapturer() {
       new protocol::FakeDesktopCapturer());
   if (!frame_generator_.is_null())
     result->set_frame_generator(frame_generator_);
-  return result.Pass();
+  return std::move(result);
 }
 
 scoped_ptr<webrtc::MouseCursorMonitor>
@@ -105,7 +105,7 @@ scoped_ptr<DesktopEnvironment> FakeDesktopEnvironmentFactory::Create(
   scoped_ptr<FakeDesktopEnvironment> result(new FakeDesktopEnvironment());
   result->set_frame_generator(frame_generator_);
   last_desktop_environment_ = result->AsWeakPtr();
-  return result.Pass();
+  return std::move(result);
 }
 
 void FakeDesktopEnvironmentFactory::SetEnableCurtaining(bool enable) {}