chromeos: Use gfx::ImageSkia instead of SkBitmap for downloaded profile image.

chrome/browser/chromeos/login/mock_user_manager.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_MOCK_USER_MANAGER_H_
 #define CHROME_BROWSER_CHROMEOS_LOGIN_MOCK_USER_MANAGER_H_
 
 #include <string>
 
 #include "base/file_path.h"
@@ skipping 41 matching lines @@
   MOCK_CONST_METHOD0(IsCurrentUserNew, bool(void));
   MOCK_CONST_METHOD0(IsCurrentUserEphemeral, bool(void));
   MOCK_CONST_METHOD0(IsUserLoggedIn, bool(void));
   MOCK_CONST_METHOD0(IsLoggedInAsDemoUser, bool(void));
   MOCK_CONST_METHOD0(IsLoggedInAsGuest, bool(void));
   MOCK_CONST_METHOD0(IsLoggedInAsStub, bool(void));
   MOCK_CONST_METHOD0(IsSessionStarted, bool(void));
   MOCK_METHOD1(AddObserver, void(UserManager::Observer*));
   MOCK_METHOD1(RemoveObserver, void(UserManager::Observer*));
   MOCK_METHOD0(NotifyLocalStateChanged, void(void));
-  MOCK_CONST_METHOD0(DownloadedProfileImage, const SkBitmap& (void));
+  MOCK_CONST_METHOD0(DownloadedProfileImage, const gfx::ImageSkia& (void));
 
   // You can't mock this function easily because nobody can create User objects
   // but the UserManagerImpl and us.
   virtual const User& GetLoggedInUser() const OVERRIDE;
 
   // You can't mock this function easily because nobody can create User objects
   // but the UserManagerImpl and us.
   virtual User& GetLoggedInUser() OVERRIDE;
 
   // Sets a new User instance.
@@ skipping 12 matching lines @@
   MockUserManager* user_manager();
 
  private:
   UserManager* old_user_manager_;
   scoped_ptr<MockUserManager> user_manager_;
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_LOGIN_MOCK_USER_MANAGER_H_