[VSync Queue] Plug touch ack to gesture events and flush vsync queue if necessary

content/browser/renderer_host/render_widget_host_view_android.cc

Index: content/browser/renderer_host/render_widget_host_view_android.cc
diff --git a/content/browser/renderer_host/render_widget_host_view_android.cc b/content/browser/renderer_host/render_widget_host_view_android.cc
index b9898a869d9c3e42e0e206cce3d8230a93d8aee9..5571e594c032be4c67e64f738ad4e5500a4d0320 100644
--- a/content/browser/renderer_host/render_widget_host_view_android.cc
+++ b/content/browser/renderer_host/render_widget_host_view_android.cc
@@ -1665,9 +1665,11 @@ gfx::Rect RenderWidgetHostViewAndroid::GetBoundsInRootWindow() {
 
 void RenderWidgetHostViewAndroid::ProcessAckedTouchEvent(
     const TouchEventWithLatencyInfo& touch, InputEventAckState ack_result) {
-  const bool event_consumed = ack_result == INPUT_EVENT_ACK_STATE_CONSUMED;
+  const ui::EventResult event_result =

[dtapuska, 2017/05/25 15:40:12]

Why is this different than aura?

+      ack_result == INPUT_EVENT_ACK_STATE_CONSUMED ? ui::ER_CONSUMED
+                                                   : ui::ER_UNHANDLED;
   gesture_provider_.OnTouchEventAck(touch.event.unique_touch_event_id,
-                                    event_consumed);
+                                    event_result);
 }
 
 void RenderWidgetHostViewAndroid::GestureEventAck(