Adding Event.Latency.Browser.WheelUI, Passing latency_info to ProcessMouse/MouseWheelEvent functions

content/browser/renderer_host/render_widget_host_view_mac.h

Index: content/browser/renderer_host/render_widget_host_view_mac.h
diff --git a/content/browser/renderer_host/render_widget_host_view_mac.h b/content/browser/renderer_host/render_widget_host_view_mac.h
index 073afd5ba0b222c9aaff5df4f87630879de51c8a..4fd587529e4afb7199dff7bf447c6769c9b6c8ab 100644
--- a/content/browser/renderer_host/render_widget_host_view_mac.h
+++ b/content/browser/renderer_host/render_widget_host_view_mac.h
@@ -343,8 +343,10 @@ class CONTENT_EXPORT RenderWidgetHostViewMac
                                      gfx::Point* transformed_point) override;
   // Returns true when we can do SurfaceHitTesting for the event type.
   bool ShouldRouteEvent(const blink::WebInputEvent& event) const;
-  void ProcessMouseEvent(const blink::WebMouseEvent& event) override;
-  void ProcessMouseWheelEvent(const blink::WebMouseWheelEvent& event) override;
+  void ProcessMouseEvent(const blink::WebMouseEvent& event,
+                         const ui::LatencyInfo& latency) override;
+  void ProcessMouseWheelEvent(const blink::WebMouseWheelEvent& event,
+                              const ui::LatencyInfo& latency) override;
   void ProcessTouchEvent(const blink::WebTouchEvent& event,
                          const ui::LatencyInfo& latency) override;
   void ProcessGestureEvent(const blink::WebGestureEvent& event,