Remove the compile time flag for DATALIST Element.

Source/core/rendering/RenderThemeChromiumSkia.cpp

 /*
  * Copyright (C) 2007 Apple Inc.
  * Copyright (C) 2007 Alp Toker <alp@atoker.com>
  * Copyright (C) 2008 Collabora Ltd.
  * Copyright (C) 2008, 2009 Google 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 478 matching lines @@
         padding += menuListArrowPadding();
 
     return padding;
 }
 
 bool RenderThemeChromiumSkia::shouldShowPlaceholderWhenFocused() const
 {
     return true;
 }
 
-#if ENABLE(DATALIST_ELEMENT)
 LayoutUnit RenderThemeChromiumSkia::sliderTickSnappingThreshold() const
 {
     return RenderThemeChromiumCommon::sliderTickSnappingThreshold();
 }
-#endif
 
 //
 // Following values are come from default of GTK+
 //
 static const int progressDeltaPixelsPerSecond = 100;
 static const int progressActivityBlocks = 5;
 static const int progressAnimationFrmaes = 10;
 static const double progressAnimationInterval = 0.125;
 
 IntRect RenderThemeChromiumSkia::determinateProgressValueRectFor(RenderProgress* renderProgress, const IntRect& rect) const
@@ skipping 43 matching lines @@
 }
 
 RenderThemeChromiumSkia::DirectionFlippingScope::~DirectionFlippingScope()
 {
     if (!m_needsFlipping)
         return;
     m_paintInfo.context->restore();
 }
 
 } // namespace WebCore