[Oilpan]: Make StylePropertySet fully garbage collected.

Source/core/html/HTMLTableElement.cpp

 /*
  * Copyright (C) 1997 Martin Jones (mjones@kde.org)
  *           (C) 1997 Torben Weis (weis@kde.org)
  *           (C) 1998 Waldo Bastian (bastian@kde.org)
  *           (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  * Copyright (C) 2003, 2004, 2005, 2006, 2008, 2010, 2011 Apple Inc. 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
@@ skipping 392 matching lines @@
         // ###
     } else
         HTMLElement::parseAttribute(name, value);
 
     if (bordersBefore != cellBorders() || oldPadding != m_padding) {
         m_sharedCellStyle = nullptr;
         setNeedsTableStyleRecalc();
     }
 }
 
-static PassRefPtr<StylePropertySet> createBorderStyle(CSSValueID value)
+static PassRefPtrWillBeRawPtr<StylePropertySet> createBorderStyle(CSSValueID value)
 {
     RefPtrWillBeRawPtr<MutableStylePropertySet> style = MutableStylePropertySet::create();
     style->setProperty(CSSPropertyBorderTopStyle, value);
     style->setProperty(CSSPropertyBorderBottomStyle, value);
     style->setProperty(CSSPropertyBorderLeftStyle, value);
     style->setProperty(CSSPropertyBorderRightStyle, value);
     return style.release();
 }
 
 const StylePropertySet* HTMLTableElement::additionalPresentationAttributeStyle()
 {
     if (m_frameAttr)
         return 0;
 
     if (!m_borderAttr && !m_borderColorAttr) {
         // Setting the border to 'hidden' allows it to win over any border
         // set on the table's cells during border-conflict resolution.
         if (m_rulesAttr != UnsetRules) {
-            DEFINE_STATIC_REF(StylePropertySet, solidBorderStyle, (createBorderStyle(CSSValueHidden)));
+            DEFINE_STATIC_REF_WILL_BE_PERSISTENT(StylePropertySet, solidBorderStyle, (createBorderStyle(CSSValueHidden)));
             return solidBorderStyle;
         }
         return 0;
     }
 
     if (m_borderColorAttr) {
-        DEFINE_STATIC_REF(StylePropertySet, solidBorderStyle, (createBorderStyle(CSSValueSolid)));
+        DEFINE_STATIC_REF_WILL_BE_PERSISTENT(StylePropertySet, solidBorderStyle, (createBorderStyle(CSSValueSolid)));
         return solidBorderStyle;
     }
-    DEFINE_STATIC_REF(StylePropertySet, outsetBorderStyle, (createBorderStyle(CSSValueOutset)));
+    DEFINE_STATIC_REF_WILL_BE_PERSISTENT(StylePropertySet, outsetBorderStyle, (createBorderStyle(CSSValueOutset)));
     return outsetBorderStyle;
 }
 
 HTMLTableElement::CellBorders HTMLTableElement::cellBorders() const
 {
     switch (m_rulesAttr) {
         case NoneRules:
         case GroupsRules:
             return NoBorders;
         case AllRules:
@@ skipping 76 matching lines @@
     }
     return style.release();
 }
 
 const StylePropertySet* HTMLTableElement::additionalGroupStyle(bool rows)
 {
     if (m_rulesAttr != GroupsRules)
         return 0;
 
     if (rows) {
-        DEFINE_STATIC_REF(StylePropertySet, rowBorderStyle, (createGroupBorderStyle(true)));
+        DEFINE_STATIC_REF_WILL_BE_PERSISTENT(StylePropertySet, rowBorderStyle, (createGroupBorderStyle(true)));
         return rowBorderStyle;
     }
-    DEFINE_STATIC_REF(StylePropertySet, columnBorderStyle, (createGroupBorderStyle(false)));
+    DEFINE_STATIC_REF_WILL_BE_PERSISTENT(StylePropertySet, columnBorderStyle, (createGroupBorderStyle(false)));
     return columnBorderStyle;
 }
 
 bool HTMLTableElement::isURLAttribute(const Attribute& attribute) const
 {
     return attribute.name() == backgroundAttr || HTMLElement::isURLAttribute(attribute);
 }
 
 bool HTMLTableElement::hasLegalLinkAttribute(const QualifiedName& name) const
 {
@@ skipping 25 matching lines @@
     return getAttribute(summaryAttr);
 }
 
 void HTMLTableElement::trace(Visitor* visitor)
 {
     visitor->trace(m_sharedCellStyle);
     HTMLElement::trace(visitor);
 }
 
 }