Remove PlatformGestureEvent in favour of using WebGestureEvent

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

 /*
  * Copyright (C) 2010 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 1892 matching lines @@
 
   IntPoint hitPoint = IntPoint(30, 30);  // button size is 100x100
 
   WebLocalFrameImpl* frame = webViewHelper.webView()->mainFrameImpl();
   Document* document = frame->frame()->document();
   Element* element = document->getElementById("tap_button");
 
   ASSERT_NE(nullptr, element);
   EXPECT_EQ(String("oldValue"), element->innerText());
 
-  PlatformGestureEvent gestureEvent(
-      PlatformEvent::EventType::GestureTap, hitPoint, hitPoint, IntSize(0, 0),
-      0, PlatformEvent::NoModifiers, PlatformGestureSourceTouchscreen);
+  WebGestureEvent gestureEvent;
+  gestureEvent.type = WebInputEvent::GestureTap;
+  gestureEvent.x = gestureEvent.globalX = hitPoint.x();
+  gestureEvent.y = gestureEvent.globalY = hitPoint.y();
+  gestureEvent.sourceDevice = WebGestureDeviceTouchscreen;
   webViewHelper.webView()
       ->mainFrameImpl()
       ->frame()
       ->eventHandler()
       .handleGestureEvent(gestureEvent);
   // when pressed, the button changes its own text to "updatedValue"
   EXPECT_EQ(String("updatedValue"), element->innerText());
 }
 
 TEST_F(WebFrameTest, FrameOwnerPropertiesMargin) {
@@ skipping 9017 matching lines @@
 
   EXPECT_TRUE(mainFrameClient.childClient().didCallFrameDetached());
   EXPECT_TRUE(mainFrameClient.childClient().didCallDidStopLoading());
   EXPECT_TRUE(mainFrameClient.childClient().didCallDidFinishDocumentLoad());
   EXPECT_TRUE(mainFrameClient.childClient().didCallDidHandleOnloadEvents());
 
   webViewHelper.reset();
 }
 
 }  // namespace blink