Convert most of the rest of chrome to ImageSkia

chrome/browser/speech/speech_recognition_tray_icon_controller.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_SPEECH_SPEECH_RECOGNITION_TRAY_ICON_CONTROLLER_H_
 #define CHROME_BROWSER_SPEECH_SPEECH_RECOGNITION_TRAY_ICON_CONTROLLER_H_
 #pragma once
 
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/string16.h"
 
 class Extension;
 class SkBitmap;
 class SkCanvas;
 class StatusIcon;
 
+namespace gfx {
+class ImageSkia;
+}
+
 // Manages the tray icon for speech recognition.
 class SpeechRecognitionTrayIconController
      : public base::RefCountedThreadSafe<SpeechRecognitionTrayIconController> {
  public:
   SpeechRecognitionTrayIconController();
 
   void Show(const string16& tooltip, bool show_balloon);
   void Hide();
   void SetVUMeterVolume(float volume);
 
  private:
   friend class base::RefCountedThreadSafe<SpeechRecognitionTrayIconController>;
   virtual ~SpeechRecognitionTrayIconController();
 
   void Initialize();
-  void DrawVolume(SkCanvas* canvas, const SkBitmap& bitmap, float volume);
+  void DrawVolume(SkCanvas* canvas, const gfx::ImageSkia& image, float volume);
   void ShowNotificationBalloon(const string16& text);
 
   scoped_ptr<SkBitmap> mic_image_;
   scoped_ptr<SkBitmap> buffer_image_;
   StatusIcon* tray_icon_;
 };
 
 #endif  // CHROME_BROWSER_SPEECH_SPEECH_RECOGNITION_TRAY_ICON_CONTROLLER_H_