Made text inside <input> elements scrollable using touch gestures

Source/core/rendering/RenderTextControlSingleLine.h

 /*
  * Copyright (C) 2006, 2007, 2009 Apple Inc. All rights reserved.
  * Copyright (C) 2008 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  * Copyright (C) 2010 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.
  *
@@ skipping 95 matching lines @@
 // This will catch anyone doing an unnecessary cast.
 void toRenderTextControlSingleLine(const RenderTextControlSingleLine*);
 
 // ----------------------------
 
 class RenderTextControlInnerBlock : public RenderBlock {
 public:
     RenderTextControlInnerBlock(Element* element) : RenderBlock(element) { }
 
 private:
-    virtual bool hasLineIfEmpty() const { return true; }
+    virtual bool isIntristicallyScrollable(ScrollbarOrientation orientation) const OVERRIDE
+    {
+        return orientation == HorizontalScrollbar;
+    }
+    virtual bool scrollsOverflowX() const OVERRIDE { return hasOverflowClip(); }
+    virtual bool scrollsOverflowY() const OVERRIDE { return false; }
+    virtual bool hasLineIfEmpty() const OVERRIDE { return true; }
 };
 
 }
 
 #endif