Remove PropertyReference::cssText

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 537 matching lines @@
 PassRefPtrWillBeRawPtr<MutableStylePropertySet> MutableStylePropertySet::create(CSSParserMode cssParserMode)
 {
     return adoptRefWillBeNoop(new MutableStylePropertySet(cssParserMode));
 }
 
 PassRefPtrWillBeRawPtr<MutableStylePropertySet> MutableStylePropertySet::create(const CSSProperty* properties, unsigned 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 blink