Move remaining non-test, non-Chrome-specific Prefs code to base/prefs/.

chrome/browser/chromeos/login/user_image_manager_browsertest.cc

 // 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.
 
 #include <string>
 
 #include "base/command_line.h"
 #include "base/file_util.h"
 #include "base/memory/ref_counted_memory.h"
 #include "base/path_service.h"
+#include "base/prefs/pref_service.h"
 #include "base/values.h"
 #include "chrome/browser/chromeos/cros/cros_in_process_browser_test.h"
 #include "chrome/browser/chromeos/login/default_user_images.h"
 #include "chrome/browser/chromeos/login/mock_user_manager.h"
 #include "chrome/browser/chromeos/login/user_image_manager_impl.h"
 #include "chrome/browser/chromeos/login/user_manager.h"
-#include "chrome/browser/prefs/pref_service.h"
 #include "chrome/browser/prefs/scoped_user_pref_update.h"
 #include "chrome/common/chrome_notification_types.h"
 #include "chrome/common/chrome_paths.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/test/base/testing_browser_process.h"
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/notification_registrar.h"
 #include "content/public/browser/notification_service.h"
 #include "content/public/test/test_utils.h"
 #include "testing/gtest/include/gtest/gtest.h"
@@ skipping 225 matching lines @@
   const User* user = UserManager::Get()->FindUser(kTestUser1);
   ASSERT_TRUE(user);
   EXPECT_TRUE(user->image_is_safe_format());
   // Check image dimensions. Images can't be compared since JPEG is lossy.
   const gfx::ImageSkia& saved_image = GetDefaultImage(kFirstDefaultImageIndex);
   EXPECT_EQ(saved_image.width(), user->image().width());
   EXPECT_EQ(saved_image.height(), user->image().height());
 }
 
 }  // namespace chromeos