suppress user/password dialog when re-enabling sync

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 9806b165185f3907116903f97cfdc9a192db9731..83e7ea991d02f96c4025a1d1f3d9073f7955456a 100644
--- a/chrome/browser/sync/profile_sync_service.h
+++ b/chrome/browser/sync/profile_sync_service.h
@@ -483,6 +483,9 @@ class ProfileSyncService : public browser_sync::SyncFrontend,
   // Stops the sync backend and sets the flag for suppressing sync startup.
   void StopAndSuppress();
 
+  // Resets the flag for suppressing sync startup.
+  void Unsuppress();
+
   // Resets the flag for suppressing sync startup and starts the sync backend.
   void UnsuppressAndStart();
 
@@ -617,6 +620,10 @@ class ProfileSyncService : public browser_sync::SyncFrontend,
       bool sync_everything,
       const syncable::ModelTypeSet chosen_types) const;
 
+  // Refresh spare sync bootstrap token for re-enabling the sync service.
+  // Call this whenever user enters GAIA login password.
+  void RefreshSpareBootstrapToken(const std::string& passphrase);
+
   // Factory used to create various dependent objects.
   scoped_ptr<ProfileSyncComponentsFactory> factory_;