[Sync] Fix namespaces for the browser_sync component.

chrome/browser/ui/webui/foreign_session_handler.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/ui/webui/foreign_session_handler.h"
 
 #include <stddef.h>
 
 #include <algorithm>
 #include <memory>
@@ skipping 176 matching lines @@
       std::vector<const ::sessions::SessionWindow*>::const_iterator(
           windows.end()) : iter_begin + 1;
   SessionRestore::RestoreForeignSessionWindows(Profile::FromWebUI(web_ui),
                                                iter_begin, iter_end);
 }
 
 // static
 sync_sessions::OpenTabsUIDelegate* ForeignSessionHandler::GetOpenTabsUIDelegate(
     content::WebUI* web_ui) {
   Profile* profile = Profile::FromWebUI(web_ui);
-  ProfileSyncService* service =
+  browser_sync::ProfileSyncService* service =
       ProfileSyncServiceFactory::GetInstance()->GetForProfile(profile);
 
   // Only return the delegate if it exists and it is done syncing sessions.
   if (service && service->IsSyncActive())
     return service->GetOpenTabsUIDelegate();
 
   return NULL;
 }
 
 void ForeignSessionHandler::RegisterMessages() {
   Profile* profile = Profile::FromWebUI(web_ui());
 
-  ProfileSyncService* service =
+  browser_sync::ProfileSyncService* service =
       ProfileSyncServiceFactory::GetInstance()->GetForProfile(profile);
 
   // NOTE: The ProfileSyncService can be null in tests.
   if (service)
     scoped_observer_.Add(service);
 
   web_ui()->RegisterMessageCallback("deleteForeignSession",
       base::Bind(&ForeignSessionHandler::HandleDeleteForeignSession,
                  base::Unretained(this)));
   web_ui()->RegisterMessageCallback("getForeignSessions",
@@ skipping 10 matching lines @@
 void ForeignSessionHandler::OnSyncConfigurationCompleted() {
   HandleGetForeignSessions(nullptr);
 }
 
 void ForeignSessionHandler::OnForeignSessionUpdated() {
   HandleGetForeignSessions(nullptr);
 }
 
 bool ForeignSessionHandler::IsTabSyncEnabled() {
   Profile* profile = Profile::FromWebUI(web_ui());
-  ProfileSyncService* service =
+  browser_sync::ProfileSyncService* service =
       ProfileSyncServiceFactory::GetInstance()->GetForProfile(profile);
   return service && service->GetActiveDataTypes().Has(syncer::PROXY_TABS);
 }
 
 base::string16 ForeignSessionHandler::FormatSessionTime(
     const base::Time& time) {
   // Return a time like "1 hour ago", "2 days ago", etc.
   base::Time now = base::Time::Now();
   // TimeFormat does not support negative TimeDelta values, so then we use 0.
   return ui::TimeFormat::Simple(
@@ skipping 182 matching lines @@
   // collapsed state persists.
   PrefService* prefs = Profile::FromWebUI(web_ui())->GetPrefs();
   DictionaryPrefUpdate update(prefs, prefs::kNtpCollapsedForeignSessions);
   if (is_collapsed)
     update.Get()->SetBoolean(session_tag, true);
   else
     update.Get()->Remove(session_tag, NULL);
 }
 
 }  // namespace browser_sync