[Touch Adjustment] Pass primary_pointer_type to WebGestureEvent and disable adjustment for stylus

third_party/WebKit/Source/platform/exported/WebInputEvent.cpp

 /*
  * 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 41 matching lines @@
 
 struct SameSizeAsWebMouseEvent : public SameSizeAsWebInputEvent {
   int mouse_data[16];
 };
 
 struct SameSizeAsWebMouseWheelEvent : public SameSizeAsWebMouseEvent {
   int mousewheel_data[12];
 };
 
 struct SameSizeAsWebGestureEvent : public SameSizeAsWebInputEvent {
-  int gesture_data[15];
+  int gesture_data[16];
 };
 
 struct SameSizeAsWebTouchEvent : public SameSizeAsWebInputEvent {
   WebTouchPoint touch_points[WebTouchEvent::kTouchesLengthCap];
   int touch_data[4];
 };
 
 static_assert(sizeof(WebInputEvent) == sizeof(SameSizeAsWebInputEvent),
               "WebInputEvent should not have gaps");
 static_assert(sizeof(WebKeyboardEvent) == sizeof(SameSizeAsWebKeyboardEvent),
               "WebKeyboardEvent should not have gaps");
 static_assert(sizeof(WebMouseEvent) == sizeof(SameSizeAsWebMouseEvent),
               "WebMouseEvent should not have gaps");
 static_assert(sizeof(WebMouseWheelEvent) ==
                   sizeof(SameSizeAsWebMouseWheelEvent),
               "WebMouseWheelEvent should not have gaps");
 static_assert(sizeof(WebGestureEvent) == sizeof(SameSizeAsWebGestureEvent),
               "WebGestureEvent should not have gaps");
 static_assert(sizeof(WebTouchEvent) == sizeof(SameSizeAsWebTouchEvent),
               "WebTouchEvent should not have gaps");
 
 }  // namespace blink