Fix link's hover state if the link under scrollbar

third_party/WebKit/Source/core/layout/HitTestResult.cpp

 /*
  * Copyright (C) 2006, 2008, 2011 Apple Inc. All rights reserved.
  * Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies)
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
@@ skipping 199 matching lines @@
     m_innerNode = area;
     m_innerPossiblyPseudoNode = area;
   }
 }
 
 void HitTestResult::setURLElement(Element* n) {
   m_innerURLElement = n;
 }
 
 void HitTestResult::setScrollbar(Scrollbar* s) {
+  // ignore the hidden scrollbar
+  if (!s->enabled())

[bokan, 2016/11/01 21:09:37]

Hmm, in the case of regular, non-overlay scrollbars, the HitTestResult sets the
scrollbar? That's probably ok as long as the tests pass...

+    return;
   m_scrollbar = s;
 }
 
 LocalFrame* HitTestResult::innerNodeFrame() const {
   if (m_innerNode)
     return m_innerNode->document().frame();
   return nullptr;
 }
 
 bool HitTestResult::isSelected() const {
@@ skipping 270 matching lines @@
   else if (isHTMLMapElement(m_innerNode))
     imageMapImageElement = toHTMLMapElement(m_innerNode)->imageElement();
 
   if (!imageMapImageElement)
     return m_innerNode.get();
 
   return imageMapImageElement;
 }
 
 }  // namespace blink