Clean up some remaining obsolete coordinate-space naming.

third_party/WebKit/Source/platform/exported/WebScrollbarThemeClientImpl.cpp

 /*
  * Copyright (C) 2012 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:
  *
  * 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 110 matching lines @@
     tickmarks.resize(webTickmarks.size());
     for (size_t i = 0; i < webTickmarks.size(); ++i)
         tickmarks[i] = webTickmarks[i];
 }
 
 bool WebScrollbarThemeClientImpl::isScrollableAreaActive() const
 {
     return m_scrollbar->isScrollableAreaActive();
 }
 
-IntPoint WebScrollbarThemeClientImpl::convertFromContainingWindow(const IntPoint& windowPoint) const
+IntPoint WebScrollbarThemeClientImpl::convertFromRootFrame(const IntPoint& pointInRootFrame) const
 {
     // Unused by Chromium scrollbar themes.
     ASSERT_NOT_REACHED();
-    return windowPoint;
+    return pointInRootFrame;
 }
 
 bool WebScrollbarThemeClientImpl::isCustomScrollbar() const
 {
     return m_scrollbar->isCustomScrollbar();
 }
 
 ScrollbarOrientation WebScrollbarThemeClientImpl::orientation() const
 {
     return static_cast<ScrollbarOrientation>(m_scrollbar->orientation());
@@ skipping 113 matching lines @@
     ASSERT_NOT_REACHED();
     return toDisplayItemClient(this);
 }
 
 String WebScrollbarThemeClientImpl::debugName() const
 {
     return "WebScrollbarThemeClientImpl";
 }
 
 } // namespace blink