Removed FrameView's windowToContents and contentsToWindow methods.

Source/core/page/DragController.cpp

 /*
  * Copyright (C) 2007, 2009, 2010 Apple Inc. All rights reserved.
  * Copyright (C) 2008 Google Inc.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
@@ skipping 342 matching lines @@
     RefPtrWillBeRawPtr<FrameView> frameView = m_documentUnderMouse->view();
     if (!frameView)
         return false;
 
     if (isHandlingDrag) {
         m_page->dragCaretController().clear();
         return true;
     }
 
     if ((actionMask & DragDestinationActionEdit) && canProcessDrag(dragData)) {
-        IntPoint point = frameView->windowToContents(dragData->clientPosition());
+        IntPoint point = frameView->rootFrameToContents(dragData->clientPosition());
         Element* element = elementUnderMouse(m_documentUnderMouse.get(), point);
         if (!element)
             return false;
 
         HTMLInputElement* elementAsFileInput = asFileInput(element);
         if (m_fileInputElementUnderMouse != elementAsFileInput) {
             if (m_fileInputElementUnderMouse)
                 m_fileInputElementUnderMouse->setCanReceiveDroppedFiles(false);
             m_fileInputElementUnderMouse = elementAsFileInput;
         }
@@ skipping 74 matching lines @@
 
     RefPtrWillBeRawPtr<HTMLInputElement> fileInput = m_fileInputElementUnderMouse;
     if (m_fileInputElementUnderMouse) {
         m_fileInputElementUnderMouse->setCanReceiveDroppedFiles(false);
         m_fileInputElementUnderMouse = nullptr;
     }
 
     if (!m_documentUnderMouse)
         return false;
 
-    IntPoint point = m_documentUnderMouse->view()->windowToContents(dragData->clientPosition());
+    IntPoint point = m_documentUnderMouse->view()->rootFrameToContents(dragData->clientPosition());
     Element* element = elementUnderMouse(m_documentUnderMouse.get(), point);
     if (!element)
         return false;
     RefPtrWillBeRawPtr<LocalFrame> innerFrame = element->ownerDocument()->frame();
     ASSERT(innerFrame);
 
     if (m_page->dragCaretController().hasCaret() && !dispatchTextInputEventFor(innerFrame.get(), dragData))
         return true;
 
     if (dragData->containsFiles() && fileInput) {
@@ skipping 64 matching lines @@
     return true;
 }
 
 bool DragController::canProcessDrag(DragData* dragData)
 {
     ASSERT(dragData);
 
     if (!dragData->containsCompatibleContent())
         return false;
 
-    IntPoint point = m_page->deprecatedLocalMainFrame()->view()->windowToContents(dragData->clientPosition());
+    IntPoint point = m_page->deprecatedLocalMainFrame()->view()->rootFrameToContents(dragData->clientPosition());
     HitTestResult result = HitTestResult(point);
     if (!m_page->deprecatedLocalMainFrame()->contentRenderer())
         return false;
 
     result = m_page->deprecatedLocalMainFrame()->eventHandler().hitTestResultAtPoint(point);
 
     if (!result.innerNonSharedNode())
         return false;
 
     if (dragData->containsFiles() && asFileInput(result.innerNonSharedNode()))
@@ skipping 297 matching lines @@
     HitTestResult hitTestResult = src->eventHandler().hitTestResultAtPoint(dragOrigin);
     if (!state.m_dragSrc->containsIncludingShadowDOM(hitTestResult.innerNode())) {
         // The original node being dragged isn't under the drag origin anymore... maybe it was
         // hidden or moved out from under the cursor. Regardless, we don't want to start a drag on
         // something that's not actually under the drag origin.
         return false;
     }
     const KURL& linkURL = hitTestResult.absoluteLinkURL();
     const KURL& imageURL = hitTestResult.absoluteImageURL();
 
-    IntPoint mouseDraggedPoint = src->view()->windowToContents(dragEvent.position());
+    IntPoint mouseDraggedPoint = src->view()->rootFrameToContents(dragEvent.position());
 
     IntPoint dragLocation;
     IntPoint dragOffset;
 
     DataTransfer* dataTransfer = state.m_dragDataTransfer.get();
     // We allow DHTML/JS to set the drag image, even if its a link, image or text we're dragging.
     // This is in the spirit of the IE API, which allows overriding of pasteboard data and DragOp.
     OwnPtr<DragImage> dragImage = dataTransfer->createDragImage(dragOffset, src);
     if (dragImage) {
         dragLocation = dragLocationForDHTMLDrag(mouseDraggedPoint, dragOrigin, dragOffset, !linkURL.isEmpty());
@@ skipping 93 matching lines @@
 
 DEFINE_TRACE(DragController)
 {
     visitor->trace(m_page);
     visitor->trace(m_documentUnderMouse);
     visitor->trace(m_dragInitiator);
     visitor->trace(m_fileInputElementUnderMouse);
 }
 
 } // namespace blink