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

content/browser/renderer_host/render_widget_host_input_event_router.cc

Index: content/browser/renderer_host/render_widget_host_input_event_router.cc
diff --git a/content/browser/renderer_host/render_widget_host_input_event_router.cc b/content/browser/renderer_host/render_widget_host_input_event_router.cc
index e23fe255e42b66b476944c7482db836b3193ceae..2099c110e3042cfa7fa9b8649e9035f03524ae00 100644
--- a/content/browser/renderer_host/render_widget_host_input_event_router.cc
+++ b/content/browser/renderer_host/render_widget_host_input_event_router.cc
@@ -142,8 +142,10 @@ void RenderWidgetHostInputEventRouter::RouteMouseEvent(
 
   event->x = transformed_point.x();
   event->y = transformed_point.y();
-
-  target->ProcessMouseEvent(*event);
+  ui::LatencyInfo latency_info;

[tdresser, 2016/05/20 17:24:54]

Same as before - use a TODO with a link to the bug you filed, and same below.

[sahel, 2016/05/20 18:38:20]

Done.

+  //Don't know if I should add ui_latency_component ro not.
+  //I can also change function signiture and pass latency_info
+  target->ProcessMouseEvent(*event, latency_info);
 }
 
 void RenderWidgetHostInputEventRouter::RouteMouseWheelEvent(
@@ -157,8 +159,10 @@ void RenderWidgetHostInputEventRouter::RouteMouseWheelEvent(
 
   event->x = transformed_point.x();
   event->y = transformed_point.y();
-
-  target->ProcessMouseWheelEvent(*event);
+  ui::LatencyInfo latency_info;
+  //Don't know if I should add ui_latency_component ro not.
+  //I can also change function signiture and pass latency_info
+  target->ProcessMouseWheelEvent(*event, latency_info);
 }
 
 void RenderWidgetHostInputEventRouter::RouteGestureEvent(