Articulate the cancel behavior in the WebTouchEvent.

third_party/WebKit/Source/web/tests/TouchActionTest.cpp

 /*
  * Copyright (C) 2013 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 311 matching lines @@
         }
     }
 }
 void TouchActionTest::sendTouchEvent(WebView* webView, WebInputEvent::Type type, IntPoint clientPoint)
 {
     ASSERT_TRUE(type == WebInputEvent::TouchStart || type == WebInputEvent::TouchCancel);
 
     WebTouchEvent webTouchEvent;
     webTouchEvent.type = type;
     if (type == WebInputEvent::TouchCancel)
-        webTouchEvent.cancelable = false;
+        webTouchEvent.dispatchType = WebInputEvent::EventNonBlocking;
     webTouchEvent.touchesLength = 1;
     webTouchEvent.touches[0].state = (type == WebInputEvent::TouchStart ?
         WebTouchPoint::StatePressed :
         WebTouchPoint::StateCancelled);
     webTouchEvent.touches[0].id = kfakeTouchId;
     webTouchEvent.touches[0].screenPosition.x = clientPoint.x();
     webTouchEvent.touches[0].screenPosition.y = clientPoint.y();
     webTouchEvent.touches[0].position.x = clientPoint.x();
     webTouchEvent.touches[0].position.y = clientPoint.y();
     webTouchEvent.touches[0].radiusX = 10;
@@ skipping 24 matching lines @@
 {
     runShadowDOMTest("touch-action-shadow-dom.html");
 }
 
 TEST_F(TouchActionTest, Pan)
 {
     runTouchActionTest("touch-action-pan.html");
 }
 
 } // namespace blink