CSSValue Immediates: Change CSSValue to an object instead of a pointer

Source/core/css/CSSValueList.cpp

Index: Source/core/css/CSSValueList.cpp
diff --git a/Source/core/css/CSSValueList.cpp b/Source/core/css/CSSValueList.cpp
index 08d4e165620f856d4400f328fdae8dc393bbd5f6..263c427f96fe9f527b6c9303735f79685ee4f10d 100644
--- a/Source/core/css/CSSValueList.cpp
+++ b/Source/core/css/CSSValueList.cpp
@@ -27,23 +27,23 @@
 namespace blink {
 
 CSSValueList::CSSValueList(ClassType classType, ValueListSeparator listSeparator)
-    : CSSValue(classType)
+    : CSSValueObject(classType)
 {
     m_valueListSeparator = listSeparator;
 }
 
 CSSValueList::CSSValueList(ValueListSeparator listSeparator)
-    : CSSValue(ValueListClass)
+    : CSSValueObject(ValueListClass)
 {
     m_valueListSeparator = listSeparator;
 }
 
-bool CSSValueList::removeAll(CSSValue* val)
+bool CSSValueList::removeAll(CSSValue val)
 {
     bool found = false;
     for (size_t index = 0; index < m_values.size(); index++) {
-        RefPtrWillBeMember<CSSValue>& value = m_values.at(index);
-        if (value && val && value->equals(*val)) {
+        CSSValue& value = m_values.at(index);
+        if (value.equals(val)) {
             m_values.remove(index);
             found = true;
         }
@@ -52,11 +52,11 @@ bool CSSValueList::removeAll(CSSValue* val)
     return found;
 }
 
-bool CSSValueList::hasValue(CSSValue* val) const
+bool CSSValueList::hasValue(CSSValue val) const
 {
     for (size_t index = 0; index < m_values.size(); index++) {
-        const RefPtrWillBeMember<CSSValue>& value = m_values.at(index);
-        if (value && val && value->equals(*val))
+        const CSSValue& value = m_values.at(index);
+        if (value.equals(val))
             return true;
     }
     return false;
@@ -105,7 +105,7 @@ String CSSValueList::customCSSText() const
     for (unsigned i = 0; i < size; i++) {
         if (!result.isEmpty())
             result.append(separator);
-        result.append(m_values[i]->cssText());
+        result.append(m_values[i].cssText());
     }
 
     return result.toString();
@@ -119,7 +119,7 @@ bool CSSValueList::equals(const CSSValueList& other) const
 bool CSSValueList::hasFailedOrCanceledSubresources() const
 {
     for (unsigned i = 0; i < m_values.size(); ++i) {
-        if (m_values[i]->hasFailedOrCanceledSubresources())
+        if (m_values[i].hasFailedOrCanceledSubresources())
             return true;
     }
     return false;
@@ -127,8 +127,10 @@ bool CSSValueList::hasFailedOrCanceledSubresources() const
 
 DEFINE_TRACE_AFTER_DISPATCH(CSSValueList)
 {
-    visitor->trace(m_values);
-    CSSValue::traceAfterDispatch(visitor);
+    for (unsigned i = 0; i < m_values.size(); ++i) {
+        visitor->trace(m_values[i]);
+    }
+    CSSValueObject::traceAfterDispatch(visitor);
 }
 
 } // namespace blink