Add hit testing mode which ignores pointer-events:none.

Source/WebCore/rendering/RenderInline.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
  *
  * 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.
  *
@@ skipping 757 matching lines @@
     bool m_intersected;
     Region& m_region;
     const HitTestLocation& m_location;
 };
 
 } // unnamed namespace
 
 bool RenderInline::hitTestCulledInline(const HitTestRequest& request, HitTestResult& result, const HitTestLocation& locationInContainer, const LayoutPoint& accumulatedOffset)
 {
     ASSERT(result.isRectBasedTest() && !alwaysCreateLineBoxes());
-    if (!visibleToHitTesting())
+    if (!visibleToHitTestRequest(request))
         return false;
 
     HitTestLocation tmpLocation(locationInContainer, -toLayoutSize(accumulatedOffset));
 
     Region regionResult;
     HitTestCulledInlinesGeneratorContext context(regionResult, tmpLocation);
     generateCulledLineBoxRects(context, this);
 
     if (context.intersected()) {
         updateHitTestResult(result, tmpLocation.point());
@@ skipping 790 matching lines @@
 
 void RenderInline::reportMemoryUsage(MemoryObjectInfo* memoryObjectInfo) const
 {
     MemoryClassInfo info(memoryObjectInfo, this, PlatformMemoryTypes::Rendering);
     RenderBoxModelObject::reportMemoryUsage(memoryObjectInfo);
     info.addMember(m_children, "children");
     info.addMember(m_lineBoxes, "lineBoxes");
 }
 
 } // namespace WebCore