Fix policy invalidator lifecycle bugs for Android.

chrome/browser/chromeos/policy/user_cloud_policy_manager_chromeos.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/chromeos/policy/user_cloud_policy_manager_chromeos.h"
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/logging.h"
 #include "chrome/browser/browser_process.h"
@@ skipping 241 matching lines @@
     return;  // Not connected.
 
   if (component_policy_service_ &&
       !component_policy_service_->is_initialized()) {
     // If the client doesn't have the list of components to fetch yet then don't
     // start the scheduler. The |component_policy_service_| will call back into
     // OnComponentCloudPolicyUpdated() once it's ready.
     return;
   }
 
-  StartRefreshScheduler();
+  core()->StartRefreshScheduler();
   core()->TrackRefreshDelayPref(local_state_, prefs::kUserPolicyRefreshRate);
 }
 
 }  // namespace policy