Change ImmutableStylePropertySet to store const CSSValue

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

 /*
  * (C) 1999-2003 Lars Knoll (knoll@kde.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2012, 2013 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 59 matching lines @@
 {
     m_propertyVector.reserveInitialCapacity(length);
     for (unsigned i = 0; i < length; ++i)
         m_propertyVector.uncheckedAppend(properties[i]);
 }
 
 ImmutableStylePropertySet::ImmutableStylePropertySet(const CSSProperty* properties, unsigned length, CSSParserMode cssParserMode)
     : StylePropertySet(cssParserMode, length)
 {
     StylePropertyMetadata* metadataArray = const_cast<StylePropertyMetadata*>(this->metadataArray());
-    Member<CSSValue>* valueArray = const_cast<Member<CSSValue>*>(this->valueArray());
+    Member<const CSSValue>* valueArray = const_cast<Member<const CSSValue>*>(this->valueArray());
     for (unsigned i = 0; i < m_arraySize; ++i) {
         metadataArray[i] = properties[i].metadata();
         valueArray[i] = properties[i].value();
     }
 }
 
 ImmutableStylePropertySet::~ImmutableStylePropertySet()
 {
 }
 
@@ skipping 34 matching lines @@
             return n;
     }
 
     return -1;
 }
 template CORE_EXPORT int ImmutableStylePropertySet::findPropertyIndex(CSSPropertyID) const;
 template CORE_EXPORT int ImmutableStylePropertySet::findPropertyIndex(AtomicString) const;
 
 DEFINE_TRACE_AFTER_DISPATCH(ImmutableStylePropertySet)
 {
-    const Member<CSSValue>* values = valueArray();
+    const Member<const CSSValue>* values = valueArray();
     for (unsigned i = 0; i < m_arraySize; i++)
         visitor->trace(values[i]);
     StylePropertySet::traceAfterDispatch(visitor);
 }
 
 MutableStylePropertySet::MutableStylePropertySet(const StylePropertySet& other)
     : StylePropertySet(other.cssParserMode())
 {
     if (other.isMutable()) {
         m_propertyVector = toMutableStylePropertySet(other).m_propertyVector;
@@ skipping 422 matching lines @@
 {
     return new MutableStylePropertySet(cssParserMode);
 }
 
 MutableStylePropertySet* MutableStylePropertySet::create(const CSSProperty* properties, unsigned count)
 {
     return new MutableStylePropertySet(properties, count);
 }
 
 } // namespace blink