Disallow cast/implicit conversion from LayoutUnit to int/unsigned

third_party/WebKit/Source/web/WebInputEventConversion.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 493 matching lines @@
 
 // FIXME: Change |widget| to const Widget& after RemoteFrames get
 // RemoteFrameViews.
 static void updateWebMouseEventFromCoreMouseEvent(const MouseRelatedEvent& event, const Widget* widget, const LayoutItem layoutItem, WebMouseEvent& webEvent)
 {
     webEvent.timeStampSeconds = event.platformTimeStamp();
     webEvent.modifiers = event.modifiers();
 
     FrameView* view = widget ? toFrameView(widget->parent()) : 0;
     // TODO(bokan): If view == nullptr, pointInRootFrame will really be pointInRootContent.
-    IntPoint pointInRootFrame = IntPoint(event.absoluteLocation().x(), event.absoluteLocation().y());
+    IntPoint pointInRootFrame = IntPoint(event.absoluteLocation().x().toInt(), event.absoluteLocation().y().toInt());
     if (view)
         pointInRootFrame = view->contentsToRootFrame(pointInRootFrame);
     webEvent.globalX = event.screenX();
     webEvent.globalY = event.screenY();
     webEvent.windowX = pointInRootFrame.x();
     webEvent.windowY = pointInRootFrame.y();
     IntPoint localPoint = convertAbsoluteLocationForLayoutObject(event.absoluteLocation(), layoutItem);
     webEvent.x = localPoint.x();
     webEvent.y = localPoint.y();
 }
@@ skipping 294 matching lines @@
         break;
     case GestureSourceTouchscreen:
         sourceDevice = WebGestureDeviceTouchscreen;
         break;
     case GestureSourceUninitialized:
         NOTREACHED();
     }
 }
 
 } // namespace blink