Remove custom style building for -webkit-font-feature-settings.

Source/core/css/resolver/StyleBuilderCustom.cpp

 /*
  * Copyright (C) 2013 Google Inc. All rights reserved.
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 2004-2005 Allan Sandfeld Jensen (kde@carewolf.com)
  * Copyright (C) 2006, 2007 Nicholas Shanks (webkit@nickshanks.com)
  * Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013 Apple Inc. All rights reserved.
  * Copyright (C) 2007 Alexey Proskuryakov <ap@webkit.org>
  * Copyright (C) 2007, 2008 Eric Seidel <eric@webkit.org>
  * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  * Copyright (c) 2011, Code Aurora Forum. All rights reserved.
@@ skipping 1243 matching lines @@
     if (state.element() && state.element() == state.document().documentElement())
         state.document().setWritingModeSetOnDocumentElement(true);
 }
 
 void StyleBuilderFunctions::applyValueCSSPropertyWebkitTextOrientation(StyleResolverState& state, CSSValue* value)
 {
     if (value->isPrimitiveValue())
         state.setTextOrientation(*toCSSPrimitiveValue(value));
 }
 
-// FIXME: We should handle initial and inherit for font-feature-settings
-void StyleBuilderFunctions::applyInitialCSSPropertyWebkitFontFeatureSettings(StyleResolverState& state)
-{
-}
-
-void StyleBuilderFunctions::applyInheritCSSPropertyWebkitFontFeatureSettings(StyleResolverState& state)
-{
-}
-
-void StyleBuilderFunctions::applyValueCSSPropertyWebkitFontFeatureSettings(StyleResolverState& state, CSSValue* value)
-{
-    if (value->isPrimitiveValue() && toCSSPrimitiveValue(value)->getValueID() == CSSValueNormal) {
-        state.fontBuilder().setFeatureSettingsNormal();
-        return;
-    }
-
-    if (value->isValueList())
-        state.fontBuilder().setFeatureSettingsValue(value);
-}
-
 void StyleBuilderFunctions::applyInheritCSSPropertyBaselineShift(StyleResolverState& state)
 {
     const SVGRenderStyle& parentSvgStyle = state.parentStyle()->svgStyle();
     EBaselineShift baselineShift = parentSvgStyle.baselineShift();
     SVGRenderStyle& svgStyle = state.style()->accessSVGStyle();
     svgStyle.setBaselineShift(baselineShift);
     if (baselineShift == BS_LENGTH)
         svgStyle.setBaselineShiftValue(parentSvgStyle.baselineShiftValue());
 }
 
@@ skipping 74 matching lines @@
         break;
     default:
         ASSERT_NOT_REACHED();
         break;
     }
 
     state.style()->setGridAutoFlow(autoFlow);
 }
 
 } // namespace blink