components: Extract pref_registry component out of user_prefs.

chrome/browser/extensions/default_apps.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 "chrome/browser/extensions/default_apps.h"
 
 #include <set>
 #include <string>
 
 #include "base/command_line.h"
 #include "base/prefs/pref_service.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/chrome_version_info.h"
 #include "chrome/common/extensions/extension_constants.h"
 #include "chrome/common/pref_names.h"
-#include "components/user_prefs/pref_registry_syncable.h"
+#include "components/pref_registry/pref_registry_syncable.h"
 #include "extensions/common/extension.h"
 #include "ui/base/l10n/l10n_util.h"
 
 #if !defined(OS_ANDROID)
 #include "chrome/browser/first_run/first_run.h"
 #endif
 
 namespace {
 
 // Returns true if the app was a default app in Chrome 22
@@ skipping 140 matching lines @@
     for (std::set<std::string>::iterator it = new_default_apps.begin();
          it != new_default_apps.end(); ++it) {
       prefs->Remove(*it, NULL);
     }
   }
 
   ExternalProviderImpl::SetPrefs(prefs);
 }
 
 }  // namespace default_apps