Remove the blocking touch handlers for the input[type=range] and add touch-action instead

third_party/WebKit/Source/core/layout/LayoutTheme.h

 /*
  * This file is part of the theme implementation for form controls in WebCore.
  *
  * Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010, 2012 Apple Computer, Inc.
  *
  * 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 194 matching lines @@
     virtual void setCheckboxSize(ComputedStyle&) const { }
 
     virtual void adjustRadioStyle(ComputedStyle&) const;
     virtual void setRadioSize(ComputedStyle&) const { }
 
     virtual void adjustButtonStyle(ComputedStyle&) const;
     virtual void adjustInnerSpinButtonStyle(ComputedStyle&) const;
 
     virtual void adjustMenuListStyle(ComputedStyle&, Element*) const;
     virtual void adjustMenuListButtonStyle(ComputedStyle&, Element*) const;
+    virtual void adjustSliderContainerStyle(ComputedStyle&, Element*) const;
     virtual void adjustSliderThumbStyle(ComputedStyle&) const;
     virtual void adjustSearchFieldStyle(ComputedStyle&) const;
     virtual void adjustSearchFieldCancelButtonStyle(ComputedStyle&) const;
     void adjustStyleUsingFallbackTheme(ComputedStyle&);
     void adjustCheckboxStyleUsingFallbackTheme(ComputedStyle&) const;
     void adjustRadioStyleUsingFallbackTheme(ComputedStyle&) const;
 
     bool hasPlatformTheme() const { return m_platformTheme; }
 
 public:
@@ skipping 23 matching lines @@
     static const RGBA32 defaultTapHighlightColor = 0x66000000;
 
     static const RGBA32 defaultCompositionBackgroundColor = 0xFFFFDD55;
 
     Theme* m_platformTheme; // The platform-specific theme.
 };
 
 } // namespace blink
 
 #endif // LayoutTheme_h