[Sync] Fix namespaces for the browser_sync component.

chrome/browser/extensions/external_pref_loader.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/external_pref_loader.h"
 
 #include <utility>
 
 #include "base/bind.h"
 #include "base/files/file_enumerator.h"
@@ skipping 115 matching lines @@
 void ExternalPrefLoader::StartLoading() {
   CHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
   if ((options_ & DELAY_LOAD_UNTIL_PRIORITY_SYNC) &&
       (profile_ && profile_->IsSyncAllowed())) {
     if (!PostLoadIfPrioritySyncReady()) {
       DCHECK(profile_);
       syncable_prefs::PrefServiceSyncable* prefs =
           PrefServiceSyncableFromProfile(profile_);
       DCHECK(prefs);
       syncable_pref_observer_.Add(prefs);
-      ProfileSyncService* service =
+      browser_sync::ProfileSyncService* service =
           ProfileSyncServiceFactory::GetForProfile(profile_);
       DCHECK(service);
       if (service->CanSyncStart() && (service->IsFirstSetupComplete() ||
                                       browser_defaults::kSyncAutoStarts)) {
         service->AddObserver(this);
       } else {
         PostLoadAndRemoveObservers();
       }
     }
   } else {
     BrowserThread::PostTask(
         BrowserThread::FILE, FROM_HERE,
         base::Bind(&ExternalPrefLoader::LoadOnFileThread, this));
   }
 }
 
 void ExternalPrefLoader::OnIsSyncingChanged() {
   PostLoadIfPrioritySyncReady();
 }
 
 void ExternalPrefLoader::OnStateChanged() {
-  ProfileSyncService* service =
+  browser_sync::ProfileSyncService* service =
       ProfileSyncServiceFactory::GetForProfile(profile_);
   DCHECK(service);
   if (!service->CanSyncStart()) {
     PostLoadAndRemoveObservers();
   }
 }
 
 bool ExternalPrefLoader::PostLoadIfPrioritySyncReady() {
   DCHECK(options_ & DELAY_LOAD_UNTIL_PRIORITY_SYNC);
   DCHECK(profile_);
 
   syncable_prefs::PrefServiceSyncable* prefs =
       PrefServiceSyncableFromProfile(profile_);
   DCHECK(prefs);
   if (prefs->IsPrioritySyncing()) {
     PostLoadAndRemoveObservers();
     return true;
   }
 
   return false;
 }
 
 void ExternalPrefLoader::PostLoadAndRemoveObservers() {
   syncable_prefs::PrefServiceSyncable* prefs =
       PrefServiceSyncableFromProfile(profile_);
   DCHECK(prefs);
   syncable_pref_observer_.Remove(prefs);
 
-  ProfileSyncService* service =
+  browser_sync::ProfileSyncService* service =
       ProfileSyncServiceFactory::GetForProfile(profile_);
   DCHECK(service);
   service->RemoveObserver(this);
 
   BrowserThread::PostTask(
       BrowserThread::FILE, FROM_HERE,
       base::Bind(&ExternalPrefLoader::LoadOnFileThread, this));
 }
 
 void ExternalPrefLoader::LoadOnFileThread() {
@@ skipping 132 matching lines @@
   LoadFinished();
 }
 
 ExternalTestingLoader::~ExternalTestingLoader() {}
 
 const base::FilePath ExternalTestingLoader::GetBaseCrxFilePath() {
   return fake_base_path_;
 }
 
 }  // namespace extensions