Split out Color from CSSPrimitiveValue

third_party/WebKit/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 136 matching lines @@
 {
     Color color = state.parentStyle()->color();
     if (state.applyPropertyToRegularStyle())
         state.style()->setColor(color);
     if (state.applyPropertyToVisitedLinkStyle())
         state.style()->setVisitedLinkColor(color);
 }
 
 void StyleBuilderFunctions::applyValueCSSPropertyColor(StyleResolverState& state, CSSValue* value)
 {
-    CSSPrimitiveValue* primitiveValue = toCSSPrimitiveValue(value);
     // As per the spec, 'color: currentColor' is treated as 'color: inherit'
-    if (primitiveValue->getValueID() == CSSValueCurrentcolor) {
+    if (value->isPrimitiveValue() && toCSSPrimitiveValue(value)->getValueID() == CSSValueCurrentcolor) {
         applyInheritCSSPropertyColor(state);
         return;
     }
 
     if (state.applyPropertyToRegularStyle())
         state.style()->setColor(StyleBuilderConverter::convertColor(state, *value));
     if (state.applyPropertyToVisitedLinkStyle())
         state.style()->setVisitedLinkColor(StyleBuilderConverter::convertColor(state, *value, true));
 }
 
@@ skipping 681 matching lines @@
         return;
     case CSSValueSuper:
         svgStyle.setBaselineShift(BS_SUPER);
         return;
     default:
         ASSERT_NOT_REACHED();
     }
 }
 
 } // namespace blink