Getting RenderWidgetHostViewWin ready for a GestureRecognizer.

ui/base/gestures/gesture_types.h

Index: ui/base/gestures/gesture_types.h
diff --git a/ui/base/gestures/gesture_types.h b/ui/base/gestures/gesture_types.h
index b8571719c858b33a239ea69569ec9997854873fd..b37e5e9b56193f04d71766e37a95dce5d43bfc0f 100644
--- a/ui/base/gestures/gesture_types.h
+++ b/ui/base/gestures/gesture_types.h
@@ -69,7 +69,7 @@ class UI_EXPORT GestureEventHelper {
   virtual GestureEvent* CreateGestureEvent(EventType type,
                                            const gfx::Point& location,
                                            int flags,
-                                           const base::Time time,
+                                           const base::Time& time,
                                            float param_first,
                                            float param_second,
                                            unsigned int touch_id_bitfield) = 0;
@@ -77,7 +77,7 @@ class UI_EXPORT GestureEventHelper {
   virtual TouchEvent* CreateTouchEvent(EventType type,
                                        const gfx::Point& location,
                                        int touch_id,
-                                       base::TimeDelta time_stamp) = 0;
+                                       const base::TimeDelta& time_stamp) = 0;
 
   virtual bool DispatchLongPressGestureEvent(GestureEvent* event) = 0;
   virtual bool DispatchCancelTouchEvent(TouchEvent* event) = 0;