Aura overlay scrollbars adjust color for dark backgrounds

third_party/WebKit/Source/platform/exported/WebScrollbarImpl.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
  *     notice, this list of conditions and the following disclaimer in the
@@ skipping 70 matching lines @@
 }
 
 WebScrollbar::ScrollbarPart WebScrollbarImpl::pressedPart() const {
   return static_cast<WebScrollbar::ScrollbarPart>(m_scrollbar->pressedPart());
 }
 
 WebScrollbar::ScrollbarPart WebScrollbarImpl::hoveredPart() const {
   return static_cast<WebScrollbar::ScrollbarPart>(m_scrollbar->hoveredPart());
 }
 
-WebScrollbar::ScrollbarOverlayStyle WebScrollbarImpl::scrollbarOverlayStyle()
+WebScrollbarOverlayColorTheme WebScrollbarImpl::scrollbarOverlayColorTheme()
     const {
-  return static_cast<WebScrollbar::ScrollbarOverlayStyle>(
-      m_scrollbar->getScrollbarOverlayStyle());
+  return static_cast<WebScrollbarOverlayColorTheme>(
+      m_scrollbar->getScrollbarOverlayColorTheme());
 }
 
 WebScrollbar::Orientation WebScrollbarImpl::orientation() const {
   return static_cast<WebScrollbar::Orientation>(m_scrollbar->orientation());
 }
 
 bool WebScrollbarImpl::isLeftSideVerticalScrollbar() const {
   return m_scrollbar->isLeftSideVerticalScrollbar();
 }
 
 bool WebScrollbarImpl::isCustomScrollbar() const {
   return m_scrollbar->isCustomScrollbar();
 }
 
 float WebScrollbarImpl::elasticOverscroll() const {
   return m_scrollbar->elasticOverscroll();
 }
 
 void WebScrollbarImpl::setElasticOverscroll(float elasticOverscroll) {
   m_scrollbar->setElasticOverscroll(elasticOverscroll);
 }
 
 }  // namespace blink