This is the third CL of several that will eventually replace TokenService with

chrome/browser/sync/profile_sync_service.h

Index: chrome/browser/sync/profile_sync_service.h
diff --git a/chrome/browser/sync/profile_sync_service.h b/chrome/browser/sync/profile_sync_service.h
index 68f5d89e9b8f4c76cc95b242cfaa248a3a7b9f32..88e960150b51a832890bff4c335e9bf898f17b16 100644
--- a/chrome/browser/sync/profile_sync_service.h
+++ b/chrome/browser/sync/profile_sync_service.h
@@ -690,7 +690,7 @@ class ProfileSyncService : public ProfileSyncServiceBase,
   // to claim ownership of sync thread from backend.
   void ShutdownImpl(browser_sync::SyncBackendHost::ShutdownOption option);
 
-  // Return SyncCredentials from the TokenService.
+  // Return SyncCredentials from the OAuth2TokenService.
   syncer::SyncCredentials GetCredentials();
 
   virtual syncer::WeakHandle<syncer::JsEventHandler> GetJsEventHandler();
@@ -782,7 +782,7 @@ class ProfileSyncService : public ProfileSyncServiceBase,
   void ConsumeCachedPassphraseIfPossible();
 
   // RequestAccessToken initiates RPC to request downscoped access token from
-  // refresh token. This happens when TokenService loads OAuth2 login token and
+  // refresh token. This happens when a new OAuth2 login token is loaded and
   // when sync server returns AUTH_ERROR which indicates it is time to refresh
   // token.
   virtual void RequestAccessToken();