browser: Move some ash files into ui/ash.

chrome/browser/ui/ash/volume_controller_chromeos.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 CHROME_BROWSER_UI_ASH_VOLUME_CONTROLLER_CHROMEOS_H_
+#define CHROME_BROWSER_UI_ASH_VOLUME_CONTROLLER_CHROMEOS_H_
+
+#include "ash/volume_control_delegate.h"
+#include "base/basictypes.h"
+#include "base/compiler_specific.h"
+
+// A class which controls volume when F8-10 or a multimedia key for volume is
+// pressed.
+class VolumeController : public ash::VolumeControlDelegate {
+ public:
+  VolumeController() {}
+  virtual ~VolumeController() {}
+
+  // Overridden from ash::VolumeControlDelegate:
+  virtual bool HandleVolumeMute(const ui::Accelerator& accelerator) OVERRIDE;
+  virtual bool HandleVolumeDown(const ui::Accelerator& accelerator) OVERRIDE;
+  virtual bool HandleVolumeUp(const ui::Accelerator& accelerator) OVERRIDE;
+  virtual void SetVolumePercent(double percent) OVERRIDE;
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(VolumeController);
+};
+
+#endif  // CHROME_BROWSER_UI_ASH_VOLUME_CONTROLLER_CHROMEOS_H_