CSSValue Immediates: Make CSSPrimitiveValue a container

Source/core/editing/ApplyStyleCommand.cpp

 /*
  * Copyright (C) 2005, 2006, 2008, 2009 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 1530 matching lines @@
         return 0;
 
     RefPtrWillBeRawPtr<CSSComputedStyleDeclaration> style = CSSComputedStyleDeclaration::create(node);
     if (!style)
         return 0;
 
     NullableCSSValue value = style->getPropertyCSSValue(CSSPropertyFontSize);
     if (!value)
         return 0;
 
-    CSSPrimitiveValue& primitiveValue = toCSSPrimitiveValue(*value);
+    CSSPrimitiveValue primitiveValue = toCSSPrimitiveValue(*value);
     ASSERT(primitiveValue.primitiveType() == CSSPrimitiveValue::CSS_PX);
     return primitiveValue.getFloatValue();
 }
 
 void ApplyStyleCommand::joinChildTextNodes(ContainerNode* node, const Position& start, const Position& end)
 {
     if (!node)
         return;
 
     Position newStart = start;
@@ skipping 30 matching lines @@
 DEFINE_TRACE(ApplyStyleCommand)
 {
     visitor->trace(m_style);
     visitor->trace(m_start);
     visitor->trace(m_end);
     visitor->trace(m_styledInlineElement);
     CompositeEditCommand::trace(visitor);
 }
 
 }