Split PrefService into PrefService, PrefServiceSimple and PrefServiceSyncable.

chrome/browser/search_engines/search_provider_install_data_unittest.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/basictypes.h"
 #include "base/bind.h"
 #include "base/memory/ref_counted.h"
 #include "base/message_loop.h"
@@ skipping 199 matching lines @@
       content::Source<SearchProviderInstallDataTest>(this),
       content::NotificationService::NoDetails());
 
   util_.TearDown();
   testing::Test::TearDown();
 }
 
 void SearchProviderInstallDataTest::SimulateDefaultSearchIsManaged(
     const std::string& url) {
   ASSERT_FALSE(url.empty());
-  TestingPrefService* service = util_.profile()->GetTestingPrefService();
+  TestingPrefServiceSyncable* service =
+      util_.profile()->GetTestingPrefService();
   service->SetManagedPref(prefs::kDefaultSearchProviderEnabled,
                           Value::CreateBooleanValue(true));
   service->SetManagedPref(prefs::kDefaultSearchProviderSearchURL,
                           Value::CreateStringValue(url));
   service->SetManagedPref(prefs::kDefaultSearchProviderName,
                           Value::CreateStringValue("managed"));
   // Clear the IDs that are not specified via policy.
   service->SetManagedPref(prefs::kDefaultSearchProviderID,
                           new StringValue(std::string()));
   service->SetManagedPref(prefs::kDefaultSearchProviderPrepopulateID,
@@ skipping 94 matching lines @@
   // Change the Google base url.
   google_host = "foo.com";
   util_.SetGoogleBaseURL(GURL("http://" + google_host + "/"));
   // Wait for the I/O thread to process the update notification.
   TemplateURLServiceTestUtil::BlockTillIOThreadProcessesRequests();
 
   // Verify that the change got picked up.
   test_get_install_state->set_search_provider_host(google_host);
   EXPECT_TRUE(test_get_install_state->RunTests());
 }