Revert of Clean up. Experimental user avatars removed.

chrome/browser/ui/webui/options/chromeos/user_image_source.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_WEBUI_OPTIONS_CHROMEOS_USER_IMAGE_SOURCE_H_
 #define CHROME_BROWSER_UI_WEBUI_OPTIONS_CHROMEOS_USER_IMAGE_SOURCE_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 17 matching lines @@
 
   // content::URLDataSource implementation.
   virtual std::string GetSource() const OVERRIDE;
   virtual void StartDataRequest(
       const std::string& path,
       int render_process_id,
       int render_frame_id,
       const content::URLDataSource::GotDataCallback& callback) OVERRIDE;
   virtual std::string GetMimeType(const std::string& path) const OVERRIDE;
 
-  // Returns PNG encoded image for user with specified email. If there's
+  // Returns PNG or GIF (when possible and if |is_image_animated| flag
+  // is true) encoded image for user with specified email.  If there's
   // no user with such email, returns the first default image.
   base::RefCountedMemory* GetUserImage(const std::string& email,
+                                       bool is_image_animated,
                                        ui::ScaleFactor scale_factor) const;
 
  private:
   virtual ~UserImageSource();
 
   DISALLOW_COPY_AND_ASSIGN(UserImageSource);
 };
 
 }  // namespace options
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_UI_WEBUI_OPTIONS_CHROMEOS_USER_IMAGE_SOURCE_H_