Added support for animated/nonanimated user image.

chrome/browser/chromeos/login/user_image.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_CHROMEOS_LOGIN_USER_IMAGE_H_
+#define CHROME_BROWSER_CHROMEOS_LOGIN_USER_IMAGE_H_
+#pragma once
+
+#include <vector>
+
+#include "ui/gfx/image/image_skia.h"
+
+namespace chromeos {
+
+// Wrapper class for bitmaps and raw images when it's necessary. Could
+// be used for storing profile images (including animated profile
+// images) and user wallpapers.
+class UserImage {
+ public:
+  typedef std::vector<unsigned char> RawImage;
+
+  // Constructs UserImage from bitmap. Should be used where only
+  // static image is needed (e.g. wallpapers).
+  explicit UserImage(const gfx::ImageSkia& image);
+
+  // Constructs UserImage from raw image and bitmap that should
+  // represent single frame from that one. Can be used for wrapping
+  // animated images.
+  UserImage(const gfx::ImageSkia& image, const RawImage& raw_image);
+
+  virtual ~UserImage();
+
+  // Replaces already stored image to new |image|. Note, that
+  // |raw_image| will be reset after that operation.
+  void SetImage(const gfx::ImageSkia& image);
+  const gfx::ImageSkia& image() const { return image_; }
+  bool has_raw_image() const { return has_raw_image_; }
+  bool has_animated_image() const { return has_animated_image_; }
+  const RawImage& raw_image() const { return raw_image_; }
+
+ private:
+  gfx::ImageSkia image_;
+  bool has_raw_image_;
+  bool has_animated_image_;
+  RawImage raw_image_;
+};
+
+}  // namespace chromeos
+
+#endif  // CHROME_BROWSER_CHROMEOS_LOGIN_USER_IMAGE_H_