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

content/browser/renderer_host/ui_events_helper.h

Index: content/browser/renderer_host/ui_events_helper.h
diff --git a/content/browser/renderer_host/ui_events_helper.h b/content/browser/renderer_host/ui_events_helper.h
index b04a8d35dd5f089c4a43f9c4395c447a8a87a789..d8aad735983f10ece10fd81e8de3bc99d32c3c7a 100644
--- a/content/browser/renderer_host/ui_events_helper.h
+++ b/content/browser/renderer_host/ui_events_helper.h
@@ -10,6 +10,7 @@
 
 #include "content/browser/renderer_host/event_with_latency_info.h"
 #include "content/common/content_export.h"
+#include "content/common/input/input_event_ack_state.h"
 
 namespace ui {
 class TouchEvent;
@@ -37,6 +38,8 @@ CONTENT_EXPORT bool MakeUITouchEventsFromWebTouchEvents(
     std::vector<std::unique_ptr<ui::TouchEvent>>* list,
     TouchEventCoordinateSystem coordinate_system);
 
+bool InputEventAckStateIsSetNonBlocking(InputEventAckState);

[sadrul, 2017/06/08 20:31:48]

Document.

[chongz, 2017/06/09 14:51:44]

Done.

+
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_RENDERER_HOST_UI_EVENTS_HELPER_H_