Componentize PrefSyncableService and support classes.

chrome/browser/ui/cocoa/profiles/profile_menu_controller_unittest.mm

 // Copyright 2014 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.
 
 #import "chrome/browser/ui/cocoa/profiles/profile_menu_controller.h"
 
 #include "base/mac/scoped_nsobject.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/threading/thread_restrictions.h"
 #include "chrome/browser/browser_process.h"
-#include "chrome/browser/prefs/pref_service_syncable.h"
 #include "chrome/browser/profiles/profile_manager.h"
 #include "chrome/browser/ui/browser_list.h"
 #include "chrome/browser/ui/cocoa/cocoa_profile_test.h"
 #include "chrome/browser/ui/cocoa/run_loop_testing.h"
 #include "chrome/common/pref_names.h"
 #include "chrome/grit/generated_resources.h"
 #include "chrome/test/base/test_browser_window.h"
 #include "chrome/test/base/testing_profile.h"
+#include "components/syncable_prefs/pref_service_syncable.h"
 #include "testing/gtest_mac.h"
 #include "ui/base/l10n/l10n_util_mac.h"
 
 class ProfileMenuControllerTest : public CocoaProfileTest {
  public:
   ProfileMenuControllerTest() {
     item_.reset([[NSMenuItem alloc] initWithTitle:@"Users"
                                            action:nil
                                     keyEquivalent:@""]);
     controller_.reset(
@@ skipping 261 matching lines @@
   EXPECT_FALSE([controller() validateMenuItem:item]);
 
   item = [menu itemAtIndex:1];
   ASSERT_EQ(@selector(switchToProfileFromMenu:), [item action]);
   EXPECT_TRUE([controller() validateMenuItem:item]);
 
   item = [menu itemAtIndex:5];
   ASSERT_EQ(@selector(newProfile:), [item action]);
   EXPECT_FALSE([controller() validateMenuItem:item]);
 }