[Experimental] Implement some part of custom properties in style maps

third_party/WebKit/Source/core/css/CSSComputedStyleDeclaration.cpp

 /*
  * Copyright (C) 2004 Zack Rusin <zack@kde.org>
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012 Apple Inc.
  * All rights reserved.
  * Copyright (C) 2007 Alexey Proskuryakov <ap@webkit.org>
  * Copyright (C) 2007 Nicholas Shanks <webkit@nickshanks.com>
  * Copyright (C) 2011 Sencha, Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
@@ skipping 159 matching lines @@
     CSSPropertyStrokeOpacity, CSSPropertyStrokeWidth,
     CSSPropertyAlignmentBaseline, CSSPropertyBaselineShift,
     CSSPropertyDominantBaseline, CSSPropertyTextAnchor, CSSPropertyWritingMode,
     CSSPropertyVectorEffect, CSSPropertyPaintOrder, CSSPropertyD, CSSPropertyCx,
     CSSPropertyCy, CSSPropertyX, CSSPropertyY, CSSPropertyR, CSSPropertyRx,
     CSSPropertyRy, CSSPropertyScrollSnapType, CSSPropertyScrollSnapPointsX,
     CSSPropertyScrollSnapPointsY, CSSPropertyScrollSnapCoordinate,
     CSSPropertyScrollSnapDestination, CSSPropertyTranslate, CSSPropertyRotate,
     CSSPropertyScale, CSSPropertyCaretColor};
 
-const Vector<CSSPropertyID>& computableProperties() {
-  DEFINE_STATIC_LOCAL(Vector<CSSPropertyID>, properties, ());
-  if (properties.isEmpty()) {
-    CSSPropertyMetadata::filterEnabledCSSPropertiesIntoVector(
-        computedPropertyArray, WTF_ARRAY_LENGTH(computedPropertyArray),
-        properties);
-  }
-  return properties;
-}
-
 CSSValueID cssIdentifierForFontSizeKeyword(int keywordSize) {
   DCHECK_NE(keywordSize, 0);
   DCHECK_LE(keywordSize, 8);
   return static_cast<CSSValueID>(CSSValueXxSmall + keywordSize - 1);
 }
 
 inline CSSPrimitiveValue* zoomAdjustedPixelValue(double value,
                                                  const ComputedStyle& style) {
   return CSSPrimitiveValue::create(adjustFloatForAbsoluteZoom(value, style),
                                    CSSPrimitiveValue::UnitType::Pixels);
@@ skipping 70 matching lines @@
     case CSSPropertyGridTemplate:
     case CSSPropertyGrid:
       return layoutObject->isLayoutGrid();
     default:
       return false;
   }
 }
 
 }  // namespace
 
+const Vector<CSSPropertyID>&
+CSSComputedStyleDeclaration::computableProperties() {
+  DEFINE_STATIC_LOCAL(Vector<CSSPropertyID>, properties, ());
+  if (properties.isEmpty()) {
+    CSSPropertyMetadata::filterEnabledCSSPropertiesIntoVector(
+        computedPropertyArray, WTF_ARRAY_LENGTH(computedPropertyArray),
+        properties);
+  }
+  return properties;
+}
+
 CSSComputedStyleDeclaration::CSSComputedStyleDeclaration(
     Node* n,
     bool allowVisitedStyle,
     const String& pseudoElementName)
     : m_node(n),
       m_pseudoElementSpecifier(CSSSelector::parsePseudoId(pseudoElementName)),
       m_allowVisitedStyle(allowVisitedStyle) {}
 
 CSSComputedStyleDeclaration::~CSSComputedStyleDeclaration() {}
 
@@ skipping 272 matching lines @@
       "These styles are computed, and therefore the '" +
           getPropertyNameString(id) + "' property is read-only.");
 }
 
 DEFINE_TRACE(CSSComputedStyleDeclaration) {
   visitor->trace(m_node);
   CSSStyleDeclaration::trace(visitor);
 }
 
 }  // namespace blink