Remove isInternalProperty

Source/core/css/StylePropertySerializer.cpp

 /*
  * (C) 1999-2003 Lars Knoll (knoll@kde.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2012 Apple Inc. All rights reserved.
  * Copyright (C) 2011 Research In Motion Limited. All rights reserved.
  * Copyright (C) 2013 Intel Corporation. All rights reserved.
  *
  * 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 93 matching lines @@
     }
 
     CSSPropertyID propertyID = static_cast<CSSPropertyID>(index + firstCSSProperty);
     ASSERT(firstCSSProperty <= propertyID && propertyID <= lastCSSProperty);
 
     // Since "all" is expanded, we don't need to process "all".
     // We should not process expanded shorthands (e.g. font, background,
     // and so on) either.
     if (isShorthandProperty(propertyID) || propertyID == CSSPropertyAll)
         return false;
-    // We should not serialize internal properties.
-    if (isInternalProperty(propertyID))
-        return false;
 
     // The all property is a shorthand that resets all CSS properties except
     // direction and unicode-bidi. It only accepts the CSS-wide keywords.
     // c.f. http://dev.w3.org/csswg/css-cascade/#all-shorthand
     if (!CSSProperty::isAffectedByAllProperty(propertyID))
         return m_longhandPropertyUsed.get(index);
 
     return true;
 }
 
@@ skipping 69 matching lines @@
     BitArray<numCSSProperties> shorthandPropertyAppeared;
 
     unsigned size = m_propertySet.propertyCount();
     unsigned numDecls = 0;
     for (unsigned n = 0; n < size; ++n) {
         if (!m_propertySet.shouldProcessPropertyAt(n))
             continue;
 
         StylePropertySerializer::PropertyValueForSerializer property = m_propertySet.propertyAt(n);
         CSSPropertyID propertyID = property.id();
-        // Only enabled or internal properties should be part of the style.
-        ASSERT(CSSPropertyMetadata::isEnabledProperty(propertyID) || isInternalProperty(propertyID));
+        // Only enabled properties should be part of the style.
+        ASSERT(CSSPropertyMetadata::isEnabledProperty(propertyID));
         CSSPropertyID shorthandPropertyID = CSSPropertyInvalid;
         CSSPropertyID borderFallbackShorthandProperty = CSSPropertyInvalid;
         String value;
         ASSERT(!isShorthandProperty(propertyID));
 
         switch (propertyID) {
         case CSSPropertyBackgroundAttachment:
         case CSSPropertyBackgroundClip:
         case CSSPropertyBackgroundColor:
         case CSSPropertyBackgroundImage:
@@ skipping 792 matching lines @@
             isInitialValue = false;
         if (!value->isInheritedValue())
             isInheritedValue = false;
         if (isImportant != m_propertySet.propertyIsImportant(shorthand.properties()[i]))
             return false;
     }
     return isInitialValue || isInheritedValue;
 }
 
 }