Remove PlatformMouseEvent and use WebMouseEvent instead

third_party/WebKit/Source/web/RemoteFrameClientImpl.cpp

Index: third_party/WebKit/Source/web/RemoteFrameClientImpl.cpp
diff --git a/third_party/WebKit/Source/web/RemoteFrameClientImpl.cpp b/third_party/WebKit/Source/web/RemoteFrameClientImpl.cpp
index ab45a4fd4c9b5b04746ba2da3f24ea5e1fb48295..d9c06491c0c117fc669331523ea7200698869a72 100644
--- a/third_party/WebKit/Source/web/RemoteFrameClientImpl.cpp
+++ b/third_party/WebKit/Source/web/RemoteFrameClientImpl.cpp
@@ -155,14 +155,26 @@ void RemoteFrameClientImpl::forwardInputEvent(Event* event) {
   // need to forward input events across processes.
   // FIXME: Add a check for out-of-process iframes enabled.
   std::unique_ptr<WebInputEvent> webEvent;
-  if (event->isKeyboardEvent())
+  if (event->isKeyboardEvent()) {
     webEvent = WTF::wrapUnique(
         new WebKeyboardEventBuilder(*static_cast<KeyboardEvent*>(event)));
-  else if (event->isMouseEvent())
-    webEvent = WTF::wrapUnique(new WebMouseEventBuilder(
-        m_webFrame->frame()->view(),
-        m_webFrame->toImplBase()->frame()->ownerLayoutItem(),
-        *static_cast<MouseEvent*>(event)));
+  } else if (event->isMouseEvent()) {
+    MouseEvent* mouseEvent = static_cast<MouseEvent*>(event);
+    if (mouseEvent->nativeEvent()) {

[bokan, 2017/01/27 16:57:17]

So we'll only forward non-synthetic events to remote frames right? Was this the
behaviour before?

[dtapuska, 2017/01/27 21:00:00]

Reverted back to original code.

+      WebMouseEvent transformedEvent =
+          mouseEvent->nativeEvent()->flattenTransform();
+      WebFloatPoint absoluteRootFrameLocation =

[bokan, 2017/01/27 16:57:17]

You can just replace this with transformedEvent.positionInRootFrame()

[dtapuska, 2017/01/27 21:00:00]

Removed.

+          mouseEvent->nativeEvent()->positionInRootFrame();
+      IntPoint localPoint = roundedIntPoint(
+          m_webFrame->toImplBase()->frame()->ownerLayoutItem().absoluteToLocal(
+              absoluteRootFrameLocation, UseTransforms));
+      transformedEvent.x = localPoint.x();
+      transformedEvent.y = localPoint.y();
+
+      webEvent = WTF::wrapUnique(new WebMouseEvent());
+      *webEvent = transformedEvent;
+    }
+  }
 
   // Other or internal Blink events should not be forwarded.
   if (!webEvent || webEvent->type() == WebInputEvent::Undefined)