[Sync] Sync.ConfigureTime_Long.OK shouldn't accumulate multiple configurations

components/sync/driver/data_type_manager_impl.h

Index: components/sync/driver/data_type_manager_impl.h
diff --git a/components/sync/driver/data_type_manager_impl.h b/components/sync/driver/data_type_manager_impl.h
index 0e98753f8d1af3b5f8a95c574eee39a2905934a8..72f30b0688bc9f6288791f1de996279f5bdf58b1 100644
--- a/components/sync/driver/data_type_manager_impl.h
+++ b/components/sync/driver/data_type_manager_impl.h
@@ -113,10 +113,6 @@ class DataTypeManagerImpl : public DataTypeManager,
   void NotifyStart();
   void NotifyDone(const ConfigureResult& result);
 
-  // Add to |configure_time_delta_| the time since we last called
-  // Restart().
-  void AddToConfigureTime();
-
   void ConfigureImpl(ModelTypeSet desired_types, ConfigureReason reason);
 
   // Calls data type controllers of requested types to register with backend.
@@ -163,10 +159,6 @@ class DataTypeManagerImpl : public DataTypeManager,
   // The last time Restart() was called.
   base::Time last_restart_time_;
 
-  // The accumulated time spent between calls to Restart() and going
-  // to the DONE state.
-  base::TimeDelta configure_time_delta_;
-
   // Sync's datatype debug info listener, which we pass model association
   // statistics to.
   const WeakHandle<DataTypeDebugInfoListener> debug_info_listener_;