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

ui/events/gesture_detection/gesture_event_data_packet.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "ui/events/gesture_detection/gesture_event_data_packet.h"
 
 #include "base/logging.h"
 #include "ui/events/gesture_detection/motion_event.h"
 
 namespace ui {
@@ skipping 93 matching lines @@
 GestureEventDataPacket GestureEventDataPacket::FromTouchTimeout(
     const GestureEventData& gesture) {
   GestureEventDataPacket packet(gesture.time, TOUCH_TIMEOUT,
                                 gfx::PointF(gesture.x, gesture.y),
                                 gfx::PointF(gesture.raw_x, gesture.raw_y),
                                 gesture.unique_touch_event_id);
   packet.Push(gesture);
   return packet;
 }
 
-void GestureEventDataPacket::Ack(bool event_consumed) {
+void GestureEventDataPacket::Ack(EventResult result) {
   DCHECK_EQ(static_cast<int>(ack_state_), static_cast<int>(AckState::PENDING));
-  ack_state_ = event_consumed ? AckState::CONSUMED : AckState::UNCONSUMED;
+  ack_state_ = (result == ER_UNHANDLED || result == ER_IGNORED_NON_BLOCKING)

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

I think these are bit sets.. so comparing them directly seems wrong.

+                   ? AckState::UNCONSUMED
+                   : AckState::CONSUMED;
+  for (auto& gesture : gestures_.container())
+    gesture.details.set_source_touch_event_result(result);
 }
 
 }  // namespace ui