Split out CSSPrimitiveValue's PropertyID into CSSCustomIdentValue

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 653 matching lines @@
 }
 
 void StyleBuilderFunctions::applyValueCSSPropertyWillChange(StyleResolverState& state, CSSValue* value)
 {
     ASSERT(value->isValueList());
     bool willChangeContents = false;
     bool willChangeScrollPosition = false;
     Vector<CSSPropertyID> willChangeProperties;
 
     for (auto& willChangeValue : toCSSValueList(*value)) {
-        CSSPrimitiveValue* primitiveValue = toCSSPrimitiveValue(willChangeValue.get());
-        if (primitiveValue->isPropertyID())
-            willChangeProperties.append(primitiveValue->getPropertyID());
-        else if (primitiveValue->getValueID() == CSSValueContents)
+        if (willChangeValue->isCustomIdentValue())
+            willChangeProperties.append(toCSSCustomIdentValue(*willChangeValue).valueAsPropertyID());
+        else if (toCSSPrimitiveValue(*willChangeValue).getValueID() == CSSValueContents)
             willChangeContents = true;
-        else if (primitiveValue->getValueID() == CSSValueScrollPosition)
+        else if (toCSSPrimitiveValue(*willChangeValue).getValueID() == CSSValueScrollPosition)
             willChangeScrollPosition = true;
         else
             ASSERT_NOT_REACHED();
     }
     state.style()->setWillChangeContents(willChangeContents);
     state.style()->setWillChangeScrollPosition(willChangeScrollPosition);
     state.style()->setWillChangeProperties(willChangeProperties);
     state.style()->setSubtreeWillChangeContents(willChangeContents || state.parentStyle()->subtreeWillChangeContents());
 }
 
@@ skipping 162 matching lines @@
         return;
     case CSSValueSuper:
         svgStyle.setBaselineShift(BS_SUPER);
         return;
     default:
         ASSERT_NOT_REACHED();
     }
 }
 
 } // namespace blink