[Oilpan]: Make StylePropertySet fully garbage collected.

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 29 matching lines @@
 
 using namespace std;
 
 namespace WebCore {
 
 static size_t sizeForImmutableStylePropertySetWithPropertyCount(unsigned count)
 {
     return sizeof(ImmutableStylePropertySet) - sizeof(void*) + sizeof(CSSValue*) * count + sizeof(StylePropertyMetadata) * count;
 }
 
-PassRefPtr<ImmutableStylePropertySet> ImmutableStylePropertySet::create(const CSSProperty* properties, unsigned count, CSSParserMode cssParserMode)
+PassRefPtrWillBeRawPtr<ImmutableStylePropertySet> ImmutableStylePropertySet::create(const CSSProperty* properties, unsigned count, CSSParserMode cssParserMode)
 {
     ASSERT(count <= MaxArraySize);
 #if ENABLE(OILPAN)
     void* slot = Heap::allocate<StylePropertySet>(sizeForImmutableStylePropertySetWithPropertyCount(count));
 #else
     void* slot = WTF::fastMalloc(sizeForImmutableStylePropertySetWithPropertyCount(count));
 #endif // ENABLE(OILPAN)
-    return adoptRefWillBeRefCountedGarbageCollected(new (slot) ImmutableStylePropertySet(properties, count, cssParserMode));
+    return adoptRefWillBeNoop(new (slot) ImmutableStylePropertySet(properties, count, cssParserMode));
 }
 
-PassRefPtr<ImmutableStylePropertySet> StylePropertySet::immutableCopyIfNeeded() const
+PassRefPtrWillBeRawPtr<ImmutableStylePropertySet> StylePropertySet::immutableCopyIfNeeded() const
 {
     if (!isMutable())
         return toImmutableStylePropertySet(const_cast<StylePropertySet*>(this));
     const MutableStylePropertySet* mutableThis = toMutableStylePropertySet(this);
     return ImmutableStylePropertySet::create(mutableThis->m_propertyVector.data(), mutableThis->m_propertyVector.size(), cssParserMode());
 }
 
 MutableStylePropertySet::MutableStylePropertySet(CSSParserMode cssParserMode)
     : StylePropertySet(cssParserMode)
 {
@@ skipping 441 matching lines @@
         if (style->cssPropertyMatches(property.id(), property.value()))
             propertiesToRemove.append(property.id());
     }
     // FIXME: This should use mass removal.
     for (unsigned i = 0; i < propertiesToRemove.size(); ++i)
         removeProperty(propertiesToRemove[i]);
 }
 
 PassRefPtrWillBeRawPtr<MutableStylePropertySet> StylePropertySet::mutableCopy() const
 {
-    return adoptRefWillBeRefCountedGarbageCollected(new MutableStylePropertySet(*this));
+    return adoptRefWillBeNoop(new MutableStylePropertySet(*this));
 }
 
 PassRefPtrWillBeRawPtr<MutableStylePropertySet> StylePropertySet::copyPropertiesInSet(const Vector<CSSPropertyID>& properties) const
 {
     WillBeHeapVector<CSSProperty, 256> list;
     list.reserveInitialCapacity(properties.size());
     for (unsigned i = 0; i < properties.size(); ++i) {
         RefPtrWillBeRawPtr<CSSValue> value = getPropertyCSSValue(properties[i]);
         if (value)
             list.append(CSSProperty(properties[i], value.release(), false));
@@ skipping 38 matching lines @@
     StylePropertySet::traceAfterDispatch(visitor);
 }
 
 unsigned StylePropertySet::averageSizeInBytes()
 {
     // Please update this if the storage scheme changes so that this longer reflects the actual size.
     return sizeForImmutableStylePropertySetWithPropertyCount(4);
 }
 
 // See the function above if you need to update this.
-struct SameSizeAsStylePropertySet : public RefCountedWillBeRefCountedGarbageCollected<SameSizeAsStylePropertySet> {
+struct SameSizeAsStylePropertySet : public RefCountedWillBeGarbageCollectedFinalized<SameSizeAsStylePropertySet> {
     unsigned bitfield;
 };
 COMPILE_ASSERT(sizeof(StylePropertySet) == sizeof(SameSizeAsStylePropertySet), style_property_set_should_stay_small);
 
 #ifndef NDEBUG
 void StylePropertySet::showStyle()
 {
     fprintf(stderr, "%s\n", asText().ascii().data());
 }
 #endif
 
 PassRefPtrWillBeRawPtr<MutableStylePropertySet> MutableStylePropertySet::create(CSSParserMode cssParserMode)
 {
-    return adoptRefWillBeRefCountedGarbageCollected(new MutableStylePropertySet(cssParserMode));
+    return adoptRefWillBeNoop(new MutableStylePropertySet(cssParserMode));
 }
 
 PassRefPtrWillBeRawPtr<MutableStylePropertySet> MutableStylePropertySet::create(const CSSProperty* properties, unsigned count)
 {
-    return adoptRefWillBeRefCountedGarbageCollected(new MutableStylePropertySet(properties, count));
+    return adoptRefWillBeNoop(new MutableStylePropertySet(properties, count));
 }
 
 String StylePropertySet::PropertyReference::cssName() const
 {
     return getPropertyNameString(id());
 }
 
 String StylePropertySet::PropertyReference::cssText() const
 {
     StringBuilder result;
     result.append(cssName());
     result.appendLiteral(": ");
     result.append(propertyValue()->cssText());
     if (isImportant())
         result.appendLiteral(" !important");
     result.append(';');
     return result.toString();
 }
 
 
 } // namespace WebCore