Refactor preference syncing.

chrome/browser/printing/cloud_print/cloud_print_url.cc

 // Copyright (c) 2011 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/printing/cloud_print/cloud_print_url.h"
 
 #include "base/command_line.h"
 #include "base/logging.h"
 #include "chrome/browser/prefs/pref_service.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/pref_names.h"
 #include "googleurl/src/gurl.h"
 
 const char kDefaultCloudPrintServiceURL[] = "https://www.google.com/cloudprint";
 const char kLearnMoreURL[] =
     "https://www.google.com/support/cloudprint";
 const char kTestPageURL[] =
     "http://www.google.com/landing/cloudprint/enable.html?print=true";
 
 void CloudPrintURL::RegisterPreferences() {
   DCHECK(profile_);
   PrefService* pref_service = profile_->GetPrefs();
   if (pref_service->FindPreference(prefs::kCloudPrintServiceURL))
     return;
   pref_service->RegisterStringPref(prefs::kCloudPrintServiceURL,
-                                   kDefaultCloudPrintServiceURL);
+                                   kDefaultCloudPrintServiceURL,
+                                   PrefService::UNSYNCABLE_PREF);
 }
 
 // Returns the root service URL for the cloud print service.  The default is to
 // point at the Google Cloud Print service.  This can be overridden by the
 // command line or by the user preferences.
 GURL CloudPrintURL::GetCloudPrintServiceURL() {
   DCHECK(profile_);
   RegisterPreferences();
 
   const CommandLine& command_line = *CommandLine::ForCurrentProcess();
@@ skipping 28 matching lines @@
 
 GURL CloudPrintURL::GetCloudPrintLearnMoreURL() {
   GURL cloud_print_learn_more_url(kLearnMoreURL);
   return cloud_print_learn_more_url;
 }
 
 GURL CloudPrintURL::GetCloudPrintTestPageURL() {
   GURL cloud_print_learn_more_url(kTestPageURL);
   return cloud_print_learn_more_url;
 }