WebMouseEvent coordinates are now fractional & private

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

Index: third_party/WebKit/Source/core/input/MouseEventManager.cpp
diff --git a/third_party/WebKit/Source/core/input/MouseEventManager.cpp b/third_party/WebKit/Source/core/input/MouseEventManager.cpp
index d6af4c624f760dfddd6bdcde4c30b852e694082c..2ba97d66174d703a67dd460c7c82857db92982d3 100644
--- a/third_party/WebKit/Source/core/input/MouseEventManager.cpp
+++ b/third_party/WebKit/Source/core/input/MouseEventManager.cpp
@@ -529,7 +529,8 @@ IntPoint MouseEventManager::lastKnownMousePosition() {
 void MouseEventManager::setLastKnownMousePosition(const WebMouseEvent& event) {
   m_isMousePositionUnknown = false;
   m_lastKnownMousePosition = flooredIntPoint(event.positionInRootFrame());
-  m_lastKnownMouseGlobalPosition = IntPoint(event.globalX, event.globalY);
+  m_lastKnownMouseGlobalPosition =
+      IntPoint(event.screenPosition.x, event.screenPosition.y);
 }
 
 void MouseEventManager::dispatchFakeMouseMoveEventSoon() {
@@ -906,8 +907,9 @@ WebInputEventResult MouseEventManager::dispatchDragEvent(
   IntPoint movement = flooredIntPoint(event.movementInRootFrame());
   DragEvent* me = DragEvent::create(
       eventType, true, cancelable, m_frame->document()->domWindow(), 0,
-      event.globalX, event.globalY, position.x(), position.y(), movement.x(),
-      movement.y(), static_cast<WebInputEvent::Modifiers>(event.modifiers()), 0,
+      event.screenPosition.x, event.screenPosition.y, position.x(),
+      position.y(), movement.x(), movement.y(),
+      static_cast<WebInputEvent::Modifiers>(event.modifiers()), 0,
       MouseEvent::webInputEventModifiersToButtons(event.modifiers()), nullptr,
       TimeTicks::FromSeconds(event.timeStampSeconds()), dataTransfer,
       event.fromTouch() ? MouseEvent::FromTouch