Move all RefPtr's to CSSValue to oilpan transition types, except for the one in CSSCursorImageValue.

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 685 matching lines @@
             result.append(' ');
         result.append(value);
     }
     if (isInitialOrInherit(commonValue))
         return commonValue;
     return result.isEmpty() ? String() : result.toString();
 }
 
 String StylePropertySerializer::backgroundRepeatPropertyValue() const
 {
-    RefPtr<CSSValue> repeatX = m_propertySet.getPropertyCSSValue(CSSPropertyBackgroundRepeatX);
-    RefPtr<CSSValue> repeatY = m_propertySet.getPropertyCSSValue(CSSPropertyBackgroundRepeatY);
+    RefPtrWillBeRawPtr<CSSValue> repeatX = m_propertySet.getPropertyCSSValue(CSSPropertyBackgroundRepeatX);
+    RefPtrWillBeRawPtr<CSSValue> repeatY = m_propertySet.getPropertyCSSValue(CSSPropertyBackgroundRepeatY);
     if (!repeatX || !repeatY)
         return String();
     if (repeatX->cssValueType() != repeatY->cssValueType())
         return String();
     if (m_propertySet.propertyIsImportant(CSSPropertyBackgroundRepeatX) != m_propertySet.propertyIsImportant(CSSPropertyBackgroundRepeatY))
         return String();
 
     StringBuilder builder;
     switch (repeatX->cssValueType()) {
     case CSSValue::CSS_INHERIT:
@@ skipping 30 matching lines @@
 
 void StylePropertySerializer::appendBackgroundPropertyAsText(StringBuilder& result, unsigned& numDecls) const
 {
     if (isPropertyShorthandAvailable(backgroundShorthand())) {
         String backgroundValue = getPropertyValue(CSSPropertyBackground);
         bool isImportant = m_propertySet.propertyIsImportant(CSSPropertyBackgroundImage);
         result.append(getPropertyText(CSSPropertyBackground, backgroundValue, isImportant, numDecls++));
         return;
     }
     if (shorthandHasOnlyInitialOrInheritedValue(backgroundShorthand())) {
-        RefPtr<CSSValue> value = m_propertySet.getPropertyCSSValue(CSSPropertyBackgroundImage);
+        RefPtrWillBeRawPtr<CSSValue> value = m_propertySet.getPropertyCSSValue(CSSPropertyBackgroundImage);
         bool isImportant = m_propertySet.propertyIsImportant(CSSPropertyBackgroundImage);
         result.append(getPropertyText(CSSPropertyBackground, value->cssText(), isImportant, numDecls++));
         return;
     }
 
     // backgroundShorthandProperty without layered shorhand properties
     const CSSPropertyID backgroundPropertyIds[] = {
         CSSPropertyBackgroundImage,
         CSSPropertyBackgroundAttachment,
         CSSPropertyBackgroundColor,
         CSSPropertyBackgroundSize,
         CSSPropertyBackgroundOrigin,
         CSSPropertyBackgroundClip
     };
 
     for (unsigned i = 0; i < WTF_ARRAY_LENGTH(backgroundPropertyIds); ++i) {
         CSSPropertyID propertyID = backgroundPropertyIds[i];
-        RefPtr<CSSValue> value = m_propertySet.getPropertyCSSValue(propertyID);
+        RefPtrWillBeRawPtr<CSSValue> value = m_propertySet.getPropertyCSSValue(propertyID);
         if (!value)
             continue;
         result.append(getPropertyText(propertyID, value->cssText(), m_propertySet.propertyIsImportant(propertyID), numDecls++));
     }
 
     // FIXME: This is a not-so-nice way to turn x/y positions into single background-position in output.
     // It is required because background-position-x/y are non-standard properties and WebKit generated output
     // would not work in Firefox (<rdar://problem/5143183>)
     // It would be a better solution if background-position was CSS_PAIR.
     if (shorthandHasOnlyInitialOrInheritedValue(backgroundPositionShorthand())) {
-        RefPtr<CSSValue> value = m_propertySet.getPropertyCSSValue(CSSPropertyBackgroundPositionX);
+        RefPtrWillBeRawPtr<CSSValue> value = m_propertySet.getPropertyCSSValue(CSSPropertyBackgroundPositionX);
         bool isImportant = m_propertySet.propertyIsImportant(CSSPropertyBackgroundPositionX);
         result.append(getPropertyText(CSSPropertyBackgroundPosition, value->cssText(), isImportant, numDecls++));
     } else if (isPropertyShorthandAvailable(backgroundPositionShorthand())) {
         String positionValue = m_propertySet.getPropertyValue(CSSPropertyBackgroundPosition);
         bool isImportant = m_propertySet.propertyIsImportant(CSSPropertyBackgroundPositionX);
         if (!positionValue.isNull())
             result.append(getPropertyText(CSSPropertyBackgroundPosition, positionValue, isImportant, numDecls++));
     } else {
         // should check background-position-x or background-position-y.
-        if (RefPtr<CSSValue> value = m_propertySet.getPropertyCSSValue(CSSPropertyBackgroundPositionX)) {
+        if (RefPtrWillBeRawPtr<CSSValue> value = m_propertySet.getPropertyCSSValue(CSSPropertyBackgroundPositionX)) {
             if (!value->isImplicitInitialValue()) {
                 bool isImportant = m_propertySet.propertyIsImportant(CSSPropertyBackgroundPositionX);
                 result.append(getPropertyText(CSSPropertyBackgroundPositionX, value->cssText(), isImportant, numDecls++));
             }
         }
-        if (RefPtr<CSSValue> value = m_propertySet.getPropertyCSSValue(CSSPropertyBackgroundPositionY)) {
+        if (RefPtrWillBeRawPtr<CSSValue> value = m_propertySet.getPropertyCSSValue(CSSPropertyBackgroundPositionY)) {
             if (!value->isImplicitInitialValue()) {
                 bool isImportant = m_propertySet.propertyIsImportant(CSSPropertyBackgroundPositionY);
                 result.append(getPropertyText(CSSPropertyBackgroundPositionY, value->cssText(), isImportant, numDecls++));
             }
         }
     }
 
     String repeatValue = m_propertySet.getPropertyValue(CSSPropertyBackgroundRepeat);
     if (!repeatValue.isNull())
         result.append(getPropertyText(CSSPropertyBackgroundRepeat, repeatValue, m_propertySet.propertyIsImportant(CSSPropertyBackgroundRepeatX), numDecls++));
 }
 
 bool StylePropertySerializer::isPropertyShorthandAvailable(const StylePropertyShorthand& shorthand) const
 {
     ASSERT(shorthand.length() > 0);
 
     bool isImportant = m_propertySet.propertyIsImportant(shorthand.properties()[0]);
     for (unsigned i = 0; i < shorthand.length(); ++i) {
-        RefPtr<CSSValue> value = m_propertySet.getPropertyCSSValue(shorthand.properties()[i]);
+        RefPtrWillBeRawPtr<CSSValue> value = m_propertySet.getPropertyCSSValue(shorthand.properties()[i]);
         if (!value || (value->isInitialValue() && !value->isImplicitInitialValue()) || value->isInheritedValue())
             return false;
         if (isImportant != m_propertySet.propertyIsImportant(shorthand.properties()[i]))
             return false;
     }
     return true;
 }
 
 bool StylePropertySerializer::shorthandHasOnlyInitialOrInheritedValue(const StylePropertyShorthand& shorthand) const
 {
     ASSERT(shorthand.length() > 0);
     bool isImportant = m_propertySet.propertyIsImportant(shorthand.properties()[0]);
     bool isInitialValue = true;
     bool isInheritedValue = true;
     for (unsigned i = 0; i < shorthand.length(); ++i) {
-        RefPtr<CSSValue> value = m_propertySet.getPropertyCSSValue(shorthand.properties()[i]);
+        RefPtrWillBeRawPtr<CSSValue> value = m_propertySet.getPropertyCSSValue(shorthand.properties()[i]);
         if (!value)
             return false;
         if (!value->isInitialValue())
             isInitialValue = false;
         if (!value->isInheritedValue())
             isInheritedValue = false;
         if (isImportant != m_propertySet.propertyIsImportant(shorthand.properties()[i]))
             return false;
     }
     return isInitialValue || isInheritedValue;
 }
 
 }