Remove usage of CSSParserValue in MediaQueryParser

Source/core/css/parser/CSSParserToken.cpp

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "config.h"
 #include "core/css/parser/CSSParserToken.h"
 
 #include "core/css/CSSMarkup.h"
 #include "core/css/parser/CSSPropertyParser.h"
 #include "wtf/HashMap.h"
 #include "wtf/text/StringBuilder.h"
 #include <limits.h>
 
 namespace blink {
 
+struct SameSizeAsCSSParserToken {
+    void* fields[3];

[Timothy Loh, 2015/06/16 00:05:36]

IIRC we're 20B on 32-bit and 24B on 64-bit.

[rwlbuis, 2015/06/16 02:34:15]

Done.

+};
+static_assert(sizeof(CSSParserToken) == sizeof(SameSizeAsCSSParserToken), "CSSParserToken should stay small");
+
 CSSParserToken::CSSParserToken(CSSParserTokenType type, BlockType blockType)
     : m_type(type)
     , m_blockType(blockType)
 {
 }
 
 // Just a helper used for Delimiter tokens.
 CSSParserToken::CSSParserToken(CSSParserTokenType type, UChar c)
     : m_type(type)
     , m_blockType(NotBlock)
@@ skipping 167 matching lines @@
         return builder.append('}');
 
     case EOFToken:
     case CommentToken:
         ASSERT_NOT_REACHED();
         return;
     }
 }
 
 } // namespace blink