Image maps should work for images with alt content

Source/core/layout/LayoutBlock.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2007 David Smith (catfish.man@gmail.com)
  * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All rights reserved.
  * Copyright (C) Research In Motion Limited 2010. 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
@@ skipping 3469 matching lines @@
     if (isAnonymousBlock() && parent() && parent()->isLayoutBlock())
         toLayoutBlock(parent())->removeLeftoverAnonymousBlock(this);
     // |this| may be dead here
 }
 
 void LayoutBlock::updateHitTestResult(HitTestResult& result, const LayoutPoint& point)
 {
     if (result.innerNode())
         return;
 
-    if (Node* n = nodeForHitTest()) {
-        result.setInnerNode(n);
-        result.setLocalPoint(point);
-    }
+    if (Node* n = nodeForHitTest())
+        result.setNodeAndPosition(n, point);
 }
 
 // An inline-block uses its inlineBox as the inlineBoxWrapper,
 // so the firstChild() is nullptr if the only child is an empty inline-block.
 inline bool LayoutBlock::isInlineBoxWrapperActuallyChild() const
 {
     return isInlineBlockOrInlineTable() && !size().isEmpty() && node() && editingIgnoresContent(node());
 }
 
 LayoutRect LayoutBlock::localCaretRect(InlineBox* inlineBox, int caretOffset, LayoutUnit* extraWidthToEndOfLine)
@@ skipping 409 matching lines @@
 void LayoutBlock::showLineTreeAndMark(const InlineBox* markedBox1, const char* markedLabel1, const InlineBox* markedBox2, const char* markedLabel2, const LayoutObject* obj) const
 {
     showLayoutObject();
     for (const RootInlineBox* root = firstRootBox(); root; root = root->nextRootBox())
         root->showLineTreeAndMark(markedBox1, markedLabel1, markedBox2, markedLabel2, obj, 1);
 }
 
 #endif
 
 } // namespace blink