Push API: register PushMessagingServiceImpl as GCMAppHandler.

chrome/browser/prefs/browser_prefs.cc

Index: chrome/browser/prefs/browser_prefs.cc
diff --git a/chrome/browser/prefs/browser_prefs.cc b/chrome/browser/prefs/browser_prefs.cc
index 00fab138ffaf49a30fa98af5d5525dc25a4bae56..4c08d99588b4d369d3d812bac0a8c27750293ed9 100644
--- a/chrome/browser/prefs/browser_prefs.cc
+++ b/chrome/browser/prefs/browser_prefs.cc
@@ -351,6 +351,7 @@ void RegisterProfilePrefs(user_prefs::PrefRegistrySyncable* registry) {
   chrome_prefs::RegisterProfilePrefs(registry);
   DownloadPrefs::RegisterProfilePrefs(registry);
   easy_unlock::RegisterProfilePrefs(registry);
+  gcm::GCMProfileService::RegisterProfilePrefs(registry);
   HostContentSettingsMap::RegisterProfilePrefs(registry);
   IncognitoModePrefs::RegisterProfilePrefs(registry);
   InstantUI::RegisterProfilePrefs(registry);
@@ -359,7 +360,6 @@ void RegisterProfilePrefs(user_prefs::PrefRegistrySyncable* registry) {
   MediaDeviceIDSalt::RegisterProfilePrefs(registry);
   MediaStreamDevicesController::RegisterProfilePrefs(registry);
   NetPrefObserver::RegisterProfilePrefs(registry);
-
   password_manager::PasswordManager::RegisterProfilePrefs(registry);
   PrefProxyConfigTrackerImpl::RegisterProfilePrefs(registry);
   PrefsTabHelper::RegisterProfilePrefs(registry);
@@ -372,7 +372,6 @@ void RegisterProfilePrefs(user_prefs::PrefRegistrySyncable* registry) {
   TemplateURLPrepopulateData::RegisterProfilePrefs(registry);
   TranslatePrefs::RegisterProfilePrefs(registry);
   ZeroSuggestProvider::RegisterProfilePrefs(registry);
-  gcm::GCMProfileService::RegisterProfilePrefs(registry);
 
 #if defined(ENABLE_AUTOFILL_DIALOG)
   autofill::AutofillDialogController::RegisterProfilePrefs(registry);