Remove PlatformGestureEvent in favour of using WebGestureEvent

third_party/WebKit/Source/core/input/MouseEventManager.cpp

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "core/input/MouseEventManager.h"
 
 #include "core/clipboard/DataObject.h"
 #include "core/clipboard/DataTransfer.h"
 #include "core/dom/Element.h"
 #include "core/dom/ElementTraversal.h"
@@ skipping 627 matching lines @@
 
 void MouseEventManager::updateSelectionForMouseDrag() {
   m_frame->eventHandler().selectionController().updateSelectionForMouseDrag(
       m_mousePressNode, m_dragStartPos, m_lastKnownMousePosition);
 }
 
 bool MouseEventManager::handleDragDropIfPossible(
     const GestureEventWithHitTestResults& targetedEvent) {
   if (m_frame->settings() && m_frame->settings()->touchDragDropEnabled() &&
       m_frame->view()) {
-    const PlatformGestureEvent& gestureEvent = targetedEvent.event();
-    IntPoint adjustedPoint = gestureEvent.position();
-    unsigned modifiers = gestureEvent.getModifiers();
+    const WebGestureEvent& gestureEvent = targetedEvent.event();
+    unsigned modifiers = gestureEvent.modifiers;
 
     // TODO(mustaq): Suppressing long-tap MouseEvents could break
     // drag-drop. Will do separately because of the risk. crbug.com/606938.
     PlatformMouseEvent mouseDownEvent(
-        adjustedPoint, gestureEvent.globalPosition(),
-        WebPointerProperties::Button::Left, PlatformEvent::MousePressed, 1,
+        gestureEvent, WebPointerProperties::Button::Left,
+        PlatformEvent::MousePressed, 1,
         static_cast<PlatformEvent::Modifiers>(modifiers |
                                               PlatformEvent::LeftButtonDown),
         PlatformMouseEvent::FromTouch, WTF::monotonicallyIncreasingTime(),
         WebPointerProperties::PointerType::Mouse);
     m_mouseDown = mouseDownEvent;
 
     PlatformMouseEvent mouseDragEvent(
-        adjustedPoint, gestureEvent.globalPosition(),
-        WebPointerProperties::Button::Left, PlatformEvent::MouseMoved, 1,
+        gestureEvent, WebPointerProperties::Button::Left,
+        PlatformEvent::MouseMoved, 1,
         static_cast<PlatformEvent::Modifiers>(modifiers |
                                               PlatformEvent::LeftButtonDown),
         PlatformMouseEvent::FromTouch, WTF::monotonicallyIncreasingTime(),
         WebPointerProperties::PointerType::Mouse);
     HitTestRequest request(HitTestRequest::ReadOnly);
     MouseEventWithHitTestResults mev =
         EventHandlingUtil::performMouseEventHitTest(m_frame, request,
                                                     mouseDragEvent);
     m_mouseDownMayStartDrag = true;
     dragState().m_dragSrc = nullptr;
@@ skipping 315 matching lines @@
 
 void MouseEventManager::setClickCount(int clickCount) {
   m_clickCount = clickCount;
 }
 
 bool MouseEventManager::mouseDownMayStartDrag() {
   return m_mouseDownMayStartDrag;
 }
 
 }  // namespace blink