Split testing_pref_service.h/.cc into two parts, generic vs. Chrome-specific.

chrome/test/base/testing_profile_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_TEST_BASE_TESTING_PROFILE_MANAGER_H_
 #define CHROME_TEST_BASE_TESTING_PROFILE_MANAGER_H_
 
 #include <map>
 #include <string>
 
 #include "base/compiler_specific.h"
 #include "base/files/scoped_temp_dir.h"
 #include "base/string16.h"
-#include "chrome/test/base/testing_pref_service.h"
+#include "chrome/test/base/scoped_testing_local_state.h"
 
 class ProfileInfoCache;
 class ProfileManager;
 class TestingBrowserProcess;
 class TestingProfile;
 
 // The TestingProfileManager is a TestingProfile factory for a multi-profile
 // environment. It will bring up a full ProfileManager and attach it to the
 // TestingBrowserProcess set up in your test.
 //
@@ skipping 61 matching lines @@
   // Weak reference to the profile manager.
   ProfileManager* profile_manager_;
 
   // Map of profile_name to TestingProfile* from CreateTestingProfile().
   TestingProfilesMap testing_profiles_;
 
   DISALLOW_COPY_AND_ASSIGN(TestingProfileManager);
 };
 
 #endif  // CHROME_TEST_BASE_TESTING_PROFILE_MANAGER_H_