Fix incorrect evaluation of resolution media queries

Source/core/page/Screen.cpp

 /*
  * Copyright (C) 2007 Apple Inc.  All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer. 
  * 2.  Redistributions in binary form must reproduce the above copyright
@@ skipping 28 matching lines @@
 #include "core/platform/graphics/FloatRect.h"
 
 namespace WebCore {
 
 Screen::Screen(Frame* frame)
     : DOMWindowProperty(frame)
 {
     ScriptWrappable::init(this);
 }
 
-unsigned Screen::horizontalDPI() const
-{
-    if (!m_frame)
-        return 0;
-
-    // Used by the testing system, can be set from internals.
-    IntSize override = m_frame->page()->settings()->resolutionOverride();
-    if (!override.isEmpty())
-        return override.width();
-
-    // The DPI is defined as dots per CSS inch and thus not device inch.
-    return m_frame->page()->deviceScaleFactor() * 96;
-}
-
-unsigned Screen::verticalDPI() const
-{
-    // The DPI is defined as dots per CSS inch and thus not device inch.
-    if (!m_frame)
-        return 0;
-
-    // Used by the testing system, can be set from internals.
-    IntSize override = m_frame->page()->settings()->resolutionOverride();
-    if (!override.isEmpty())
-        return override.height();
-
-    // The DPI is defined as dots per CSS inch and thus not device inch.
-    return m_frame->page()->deviceScaleFactor() * 96;
-}
-
 unsigned Screen::height() const
 {
     if (!m_frame)
         return 0;
     long height = static_cast<long>(screenRect(m_frame->view()).height());
     InspectorInstrumentation::applyScreenHeightOverride(m_frame, &height);
     return static_cast<unsigned>(height);
 }
 
 unsigned Screen::width() const
@@ skipping 41 matching lines @@
 }
 
 unsigned Screen::availWidth() const
 {
     if (!m_frame)
         return 0;
     return static_cast<unsigned>(screenAvailableRect(m_frame->view()).width());
 }
 
 } // namespace WebCore