Fix incorrect evaluation of resolution media queries

Source/core/page/Screen.h

Index: Source/core/page/Screen.h
diff --git a/Source/core/page/Screen.h b/Source/core/page/Screen.h
index 5abcc1d69228bc46f18c33c9962d67710e8474f9..c78850c1ef0381ed17a5516fb9204be9a9adcb77 100644
--- a/Source/core/page/Screen.h
+++ b/Source/core/page/Screen.h
@@ -43,8 +43,6 @@ namespace WebCore {
     public:
         static PassRefPtr<Screen> create(Frame *frame) { return adoptRef(new Screen(frame)); }
 
-        unsigned horizontalDPI() const;
-        unsigned verticalDPI() const;
         unsigned height() const;
         unsigned width() const;
         unsigned colorDepth() const;