Tiny little refactoring of DesktopEnvironment.

remoting/host/desktop_environment_fake.h

+// Copyright (c) 2012 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.
+
+#ifndef REMOTING_HOST_DESKTOP_ENVIRONMENT_FAKE_H_
+#define REMOTING_HOST_DESKTOP_ENVIRONMENT_FAKE_H_
+
+#include "remoting/host/desktop_environment.h"
+
+namespace remoting {
+
+class VideoScheduler;
+
+// A dummy implementation of |DesktopEnvironment| that does nothing.
+class DesktopEnvironmentFake : public DesktopEnvironment {
+ public:
+  explicit DesktopEnvironmentFake(
+      scoped_refptr<base::SingleThreadTaskRunner> caller_task_runner);
+  virtual ~DesktopEnvironmentFake();
+
+  // protocol::ClipboardStub implementation.
+  virtual void InjectClipboardEvent(
+      const protocol::ClipboardEvent& event) OVERRIDE;
+
+  // protocol::InputStub implementation.
+  virtual void InjectKeyEvent(const protocol::KeyEvent& event) OVERRIDE;
+  virtual void InjectMouseEvent(const protocol::MouseEvent& event) OVERRIDE;
+
+  // DesktopEnvironment implementation.
+  virtual void StartAudio(
+      scoped_refptr<base::SingleThreadTaskRunner> audio_task_runner,
+      scoped_ptr<AudioEncoder> audio_encoder,
+      protocol::AudioStub* audio_stub) OVERRIDE;
+  virtual void PauseAudio(bool pause) OVERRIDE;
+  virtual void StartInput(
+      scoped_refptr<base::SingleThreadTaskRunner> input_task_runner,
+      scoped_refptr<base::SingleThreadTaskRunner> ui_task_runner,
+      protocol::ClipboardStub* clipboard_stub) OVERRIDE;
+  virtual void StartVideo(
+      scoped_refptr<base::SingleThreadTaskRunner> capture_task_runner,
+      scoped_refptr<base::SingleThreadTaskRunner> encode_task_runner,
+      scoped_ptr<VideoEncoder> video_encoder,
+      protocol::CursorShapeStub* cursor_shape_stub,
+      protocol::VideoStub* video_stub) OVERRIDE;
+  virtual SkISize GetScreenSize() const OVERRIDE;
+  virtual void PauseVideo(bool pause) OVERRIDE;
+  virtual void UpdateSequenceNumber(int64 sequence_number) OVERRIDE;
+
+ private:
+  scoped_refptr<base::SingleThreadTaskRunner> caller_task_runner_;
+
+  scoped_refptr<VideoScheduler> video_scheduler_;
+
+  DISALLOW_COPY_AND_ASSIGN(DesktopEnvironmentFake);
+};
+
+}  // namespace remoting
+
+#endif  // REMOTING_HOST_DESKTOP_ENVIRONMENT_FAKE_H_