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

ui/events/gesture_detection/touch_disposition_gesture_filter.cc

Index: ui/events/gesture_detection/touch_disposition_gesture_filter.cc
diff --git a/ui/events/gesture_detection/touch_disposition_gesture_filter.cc b/ui/events/gesture_detection/touch_disposition_gesture_filter.cc
index a23bc35a4e84a421fef3098b2316882cfca9e7e3..6668f0d753bc3f59aa1ea4c0207fd57730e9e680 100644
--- a/ui/events/gesture_detection/touch_disposition_gesture_filter.cc
+++ b/ui/events/gesture_detection/touch_disposition_gesture_filter.cc
@@ -191,9 +191,7 @@
 }
 
 void TouchDispositionGestureFilter::OnTouchEventAck(
-    uint32_t unique_touch_event_id,
-    bool event_consumed,
-    bool is_source_touch_event_set_non_blocking) {
+    uint32_t unique_touch_event_id, bool event_consumed) {
   // Spurious asynchronous acks should not trigger a crash.
   if (IsEmpty() || (Head().empty() && sequences_.size() == 1))
     return;
@@ -203,13 +201,13 @@
 
   if (!Tail().empty() &&
       Tail().back().unique_touch_event_id() == unique_touch_event_id) {
-    Tail().back().Ack(event_consumed, is_source_touch_event_set_non_blocking);
+    Tail().back().Ack(event_consumed);
     if (sequences_.size() == 1 && Tail().size() == 1)
       SendAckedEvents();
   } else {
     DCHECK(!Head().empty());
     DCHECK_EQ(Head().front().unique_touch_event_id(), unique_touch_event_id);
-    Head().front().Ack(event_consumed, is_source_touch_event_set_non_blocking);
+    Head().front().Ack(event_consumed);
     SendAckedEvents();
   }
 }