We need to account for culled inline parents of the hit-tested nodes.(Reland)

Source/core/rendering/InlineFlowBox.cpp

 /*
  * 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.
  *
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ skipping 1011 matching lines @@
 
 bool InlineFlowBox::nodeAtPoint(const HitTestRequest& request, HitTestResult& result, const HitTestLocation& locationInContainer, const LayoutPoint& accumulatedOffset, LayoutUnit lineTop, LayoutUnit lineBottom)
 {
     LayoutRect overflowRect(visualOverflowRect(lineTop, lineBottom));
     flipForWritingMode(overflowRect);
     overflowRect.moveBy(accumulatedOffset);
     if (!locationInContainer.intersects(overflowRect))
         return false;
 
     // Check children first.
-    // We need to account for culled inline parents of the hit-tested nodes, so that they may also get included in area-based hit-tests.
+    // We need to account for culled inline parents of the hit-tested nodes, so that they may also get included in not only area-based hit-tests but also point-based ones.
     RenderObject* culledParent = 0;
     for (InlineBox* curr = lastChild(); curr; curr = curr->prevOnLine()) {
         if (curr->renderer().isText() || !curr->boxModelObject()->hasSelfPaintingLayer()) {
             RenderObject* newParent = 0;
-            // Culled parents are only relevant for area-based hit-tests, so ignore it in point-based ones.
-            if (locationInContainer.isRectBasedTest()) {
-                newParent = curr->renderer().parent();
-                if (newParent == renderer())
-                    newParent = 0;
-            }
+            newParent = curr->renderer().parent();
+            if (newParent == renderer())
+                newParent = 0;
             // Check the culled parent after all its children have been checked, to do this we wait until
             // we are about to test an element with a different parent.
             if (newParent != culledParent) {
                 if (!newParent || !newParent->isDescendantOf(culledParent)) {
                     while (culledParent && culledParent != renderer() && culledParent != newParent) {
                         if (culledParent->isRenderInline() && toRenderInline(culledParent)->hitTestCulledInline(request, result, locationInContainer, accumulatedOffset))
                             return true;
                         culledParent = culledParent->parent();
                     }
                 }
@@ skipping 299 matching lines @@
         ASSERT(child->prevOnLine() == prev);
         prev = child;
     }
     ASSERT(prev == m_lastChild);
 #endif
 }
 
 #endif
 
 } // namespace blink