Set the unique_event_id when converting from TouchEvent to WebTouchEvent

ui/events/gestures/gesture_provider_aura.cc

Index: ui/events/gestures/gesture_provider_aura.cc
diff --git a/ui/events/gestures/gesture_provider_aura.cc b/ui/events/gestures/gesture_provider_aura.cc
index f053f9b14ace92285009eb03c7d8d5226ff03f6a..c610fdee3fa23c5c373284eb1dd572dcbbed9f40 100644
--- a/ui/events/gestures/gesture_provider_aura.cc
+++ b/ui/events/gestures/gesture_provider_aura.cc
@@ -30,7 +30,7 @@ bool GestureProviderAura::OnTouchEvent(TouchEvent* event) {
   if (!pointer_state_.OnTouch(*event))
     return false;
 
-  last_unique_touch_event_id_ = event->unique_event_id();
+  last_unique_touch_event_id_ = event->unique_touch_event_id();
   last_touch_event_latency_info_ = *event->latency();
 
   auto result = filtered_gesture_provider_.OnTouchEvent(pointer_state_);
@@ -50,9 +50,9 @@ void GestureProviderAura::OnAsyncTouchEventAck(bool event_consumed) {
   last_touch_event_latency_info_.Clear();
 }
 
-void GestureProviderAura::OnSyncTouchEventAck(const uint64 unique_event_id,
-                                              bool event_consumed) {
-  DCHECK_EQ(last_unique_touch_event_id_, unique_event_id);
+void GestureProviderAura::OnSyncTouchEventAck(
+    const uint32 unique_touch_event_id, bool event_consumed) {
+  DCHECK_EQ(last_unique_touch_event_id_, unique_touch_event_id);
   DCHECK(pending_gestures_.empty());
   DCHECK(!handling_event_);
   base::AutoReset<bool> handling_event(&handling_event_, true);