[Sync] Fix namespaces for the browser_sync component.

chrome/browser/ui/webui/foreign_session_handler.cc

Index: chrome/browser/ui/webui/foreign_session_handler.cc
diff --git a/chrome/browser/ui/webui/foreign_session_handler.cc b/chrome/browser/ui/webui/foreign_session_handler.cc
index 710eebf5797e14087a3f2dc58cb86a978aff29de..10fd05bdb13ad995064509b2705663a11f88710c 100644
--- a/chrome/browser/ui/webui/foreign_session_handler.cc
+++ b/chrome/browser/ui/webui/foreign_session_handler.cc
@@ -194,7 +194,7 @@ void ForeignSessionHandler::OpenForeignSessionWindows(
 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.
@@ -207,7 +207,7 @@ sync_sessions::OpenTabsUIDelegate* ForeignSessionHandler::GetOpenTabsUIDelegate(
 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.
@@ -238,7 +238,7 @@ void ForeignSessionHandler::OnForeignSessionUpdated() {
 
 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);
 }