Merge 285580 "Currently, destroying a ui::TouchEvent removes its..."

ui/events/event_utils.h

Index: ui/events/event_utils.h
===================================================================
--- ui/events/event_utils.h	(revision 286562)
+++ ui/events/event_utils.h	(working copy)
@@ -106,6 +106,11 @@
 // Gets the touch id from a native event.
 EVENTS_EXPORT int GetTouchId(const base::NativeEvent& native_event);
 
+// Increases the number of times |ClearTouchIdIfReleased| needs to be called on
+// an event with a given touch id before it will actually be cleared.
+EVENTS_EXPORT void IncrementTouchIdRefCount(
+    const base::NativeEvent& native_event);
+
 // Clear the touch id from bookkeeping if it is a release/cancel event.
 EVENTS_EXPORT void ClearTouchIdIfReleased(
     const base::NativeEvent& native_event);