Removed FrameView's windowToContents and contentsToWindow methods.

Source/web/WebFrameWidgetImpl.cpp

 /*
  * Copyright (C) 2014 Google Inc. 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.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 552 matching lines @@
         anchor = localFrame->editor().firstRectForRange(range.get());
 
         range = Range::create(selectedRange->endContainer()->document(),
             selectedRange->endContainer(),
             selectedRange->endOffset(),
             selectedRange->endContainer(),
             selectedRange->endOffset());
         focus = localFrame->editor().firstRectForRange(range.get());
     }
 
-    IntRect scaledAnchor(localFrame->view()->contentsToWindow(anchor));
-    IntRect scaledFocus(localFrame->view()->contentsToWindow(focus));
+    // FIXME: This doesn't apply page scale. This should probably be contents to viewport. crbug.com/459293.
+    IntRect scaledAnchor(localFrame->view()->contentsToRootFrame(anchor));
+    IntRect scaledFocus(localFrame->view()->contentsToRootFrame(focus));
 
     anchor = scaledAnchor;
     focus = scaledFocus;
 
     if (!selection.selection().isBaseFirst())
         std::swap(anchor, focus);
     return true;
 }
 
 bool WebFrameWidgetImpl::selectionTextDirection(WebTextDirection& start, WebTextDirection& end) const
@@ skipping 97 matching lines @@
     PageWidgetEventHandler::handleMouseLeave(mainFrame, event);
 }
 
 void WebFrameWidgetImpl::handleMouseDown(LocalFrame& mainFrame, const WebMouseEvent& event)
 {
     // Take capture on a mouse down on a plugin so we can send it mouse events.
     // If the hit node is a plugin but a scrollbar is over it don't start mouse
     // capture because it will interfere with the scrollbar receiving events.
     IntPoint point(event.x, event.y);
     if (event.button == WebMouseEvent::ButtonLeft) {
-        point = m_localRoot->frameView()->windowToContents(point);
+        point = m_localRoot->frameView()->rootFrameToContents(point);
         HitTestResult result(m_localRoot->frame()->eventHandler().hitTestResultAtPoint(point));
         result.setToShadowHostIfInClosedShadowRoot();
         Node* hitNode = result.innerNonSharedNode();
 
         if (!result.scrollbar() && hitNode && hitNode->layoutObject() && hitNode->layoutObject()->isEmbeddedObject()) {
             m_mouseCaptureNode = hitNode;
             TRACE_EVENT_ASYNC_BEGIN0("input", "capturing mouse", this);
         }
     }
 
@@ skipping 331 matching lines @@
     // correspond to Page visibility, but is necessary until we properly sort out OOPIF visibility.
     m_page->setVisibilityState(static_cast<PageVisibilityState>(visibilityState), isInitialState);
 
     if (m_layerTreeView) {
         bool visible = visibilityState == WebPageVisibilityStateVisible;
         m_layerTreeView->setVisible(visible);
     }
 }
 
 } // namespace blink