Remove Backslash-as-JPY hack

Source/core/rendering/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 230 matching lines @@
             if (!title.isEmpty()) {
                 if (RenderObject* renderer = titleNode->renderer())
                     dir = renderer->style()->direction();
                 return title;
             }
         }
     }
     return String();
 }
 
-String displayString(const String& string, const Node* node)
-{
-    if (!node)
-        return string;
-    return node->document().displayStringModifiedByEncoding(string);
-}
-
 String HitTestResult::altDisplayString() const
 {
     if (!m_innerNonSharedNode)
         return String();
 
     if (m_innerNonSharedNode->hasTagName(imgTag)) {
         HTMLImageElement* image = toHTMLImageElement(m_innerNonSharedNode.get());
-        return displayString(image->getAttribute(altAttr), m_innerNonSharedNode.get());
+        return image->getAttribute(altAttr);
     }
 
     if (m_innerNonSharedNode->hasTagName(inputTag)) {
         HTMLInputElement* input = toHTMLInputElement(m_innerNonSharedNode.get());
-        return displayString(input->alt(), m_innerNonSharedNode.get());
+        return input->alt();
     }
 
     return String();
 }
 
 Image* HitTestResult::image() const
 {
     if (!m_innerNonSharedNode)
         return 0;
 
@@ skipping 101 matching lines @@
 bool HitTestResult::isOverLink() const
 {
     return m_innerURLElement && m_innerURLElement->isLink();
 }
 
 String HitTestResult::titleDisplayString() const
 {
     if (!m_innerURLElement)
         return String();
 
-    return displayString(m_innerURLElement->title(), m_innerURLElement.get());
+    return m_innerURLElement->title();
 }
 
 String HitTestResult::textContent() const
 {
     if (!m_innerURLElement)
         return String();
     return m_innerURLElement->textContent();
 }
 
 // FIXME: This function needs a better name and may belong in a different class. It's not
@@ skipping 117 matching lines @@
 Element* HitTestResult::innerElement() const
 {
     for (Node* node = m_innerNode.get(); node; node = NodeRenderingTraversal::parent(node))
         if (node->isElementNode())
             return toElement(node);
 
     return 0;
 }
 
 } // namespace WebCore