Remove PlatformWheelEvent and use WebMouseWheelEvent instead

third_party/WebKit/Source/web/WebPluginContainerImpl.cpp

 /*
  * Copyright (C) 2009 Google Inc. All rights reserved.
  * Copyright (C) 2014 Opera Software ASA. 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.
@@ skipping 740 matching lines @@
       static_cast<WebDragOperationsMask>(dataTransfer->sourceOperation());
   WebPoint dragScreenLocation(event->screenX(), event->screenY());
   WebPoint dragLocation(event->absoluteLocation().x() - location().x(),
                         event->absoluteLocation().y() - location().y());
 
   m_webPlugin->handleDragStatusUpdate(dragStatus, dragData, dragOperationMask,
                                       dragLocation, dragScreenLocation);
 }
 
 void WebPluginContainerImpl::handleWheelEvent(WheelEvent* event) {
-  WebMouseWheelEventBuilder webEvent(
-      this, LayoutItem(m_element->layoutObject()), *event);
-  if (webEvent.type == WebInputEvent::Undefined)
-    return;
+  WebFloatPoint absoluteRootFrameLocation =
+      event->nativeEvent().positionInRootFrame();
+  IntPoint localPoint =
+      roundedIntPoint(m_element->layoutObject()->absoluteToLocal(
+          absoluteRootFrameLocation, UseTransforms));
+  WebMouseWheelEvent translatedEvent = event->nativeEvent().flattenTransform();
+  translatedEvent.x = localPoint.x();
+  translatedEvent.y = localPoint.y();
 
   WebCursorInfo cursorInfo;
-  if (m_webPlugin->handleInputEvent(webEvent, cursorInfo) !=
+  if (m_webPlugin->handleInputEvent(translatedEvent, cursorInfo) !=
       WebInputEventResult::NotHandled)
     event->setDefaultHandled();
 }
 
 void WebPluginContainerImpl::handleKeyboardEvent(KeyboardEvent* event) {
   WebKeyboardEventBuilder webEvent(*event);
   if (webEvent.type == WebInputEvent::Undefined)
     return;
 
   if (webEvent.type == WebInputEvent::KeyDown) {
@@ skipping 191 matching lines @@
     // frame view.
     computeClipRectsForPlugin(m_element, windowRect, clipRect, unobscuredRect);
   }
   getPluginOcclusions(m_element, this->parent(), frameRect(), cutOutRects);
   // Convert to the plugin position.
   for (size_t i = 0; i < cutOutRects.size(); i++)
     cutOutRects[i].move(-frameRect().x(), -frameRect().y());
 }
 
 }  // namespace blink