Suppressed MEs for gestures from cancelled PEs

third_party/WebKit/public/web/WebInputEvent.h

 /*
  * Copyright (C) 2009 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 471 matching lines @@
         PrecisePixels = 0, // generated by high precision devices.
         Pixels, // large pixel jump duration; should animate to delta.
         Page // page (visible viewport) based scrolling.
     };
 
     int x;
     int y;
     int globalX;
     int globalY;
     WebGestureDevice sourceDevice;
+
+    // If the WebGestureEvent has sourceDevice=WebGestureDeviceTouchscreen, this
+    // field contains the unique identifier for the touch event that triggered
+    // the gesture. Otherwise, it contains 0.
+    uint32_t uniqueTouchEventId;
+
     // This field exists to allow BrowserPlugin to mark GestureScroll events as
     // 'resent' to handle the case where an event is not consumed when first
     // encountered; it should be handled differently by the plugin when it is
     // sent for thesecond time. No code within Blink touches this, other than to
     // plumb it through event conversions.
     int resendingPluginId;
 
     union {
         // Tap information must be set for GestureTap, GestureTapUnconfirmed,
         // and GestureDoubleTap events.
@@ skipping 147 matching lines @@
         , uniqueTouchEventId(0)
     {
     }
 };
 
 #pragma pack(pop)
 
 } // namespace blink
 
 #endif