Remove source line tracking from MediaList and related DevTools code

Source/core/css/CSSParser.h

 /*
  * Copyright (C) 2003 Lars Knoll (knoll@kde.org)
  * Copyright (C) 2004, 2005, 2006, 2008, 2009, 2010 Apple Inc. All rights reserved.
  * Copyright (C) 2008 Eric Seidel <eric@webkit.org>
  * Copyright (C) 2009 - 2010  Torch Mobile (Beijing) Co. Ltd. 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 325 matching lines @@
     CSSParserSelector* rewriteSpecifiersForShadowDistributed(CSSParserSelector* specifiers, CSSParserSelector* distributedPseudoElementSelector);
 
     void invalidBlockHit();
 
     Vector<OwnPtr<CSSParserSelector> >* reusableSelectorVector() { return &m_reusableSelectorVector; }
 
     void setReusableRegionSelectorVector(Vector<OwnPtr<CSSParserSelector> >* selectors);
     Vector<OwnPtr<CSSParserSelector> >* reusableRegionSelectorVector() { return &m_reusableRegionSelectorVector; }
 
     void updateLastSelectorLineAndPosition();
-    void updateLastMediaLine(MediaQuerySet*);
 
     void clearProperties();
 
     PassRefPtr<ImmutableStylePropertySet> createStylePropertySet();
 
     CSSParserContext m_context;
 
     bool m_important;
     CSSPropertyID m_id;
     StyleSheetContents* m_styleSheet;
@@ skipping 381 matching lines @@
 }
 
 inline int cssyylex(void* yylval, CSSParser* parser)
 {
     return parser->lex(yylval);
 }
 
 } // namespace WebCore
 
 #endif // CSSParser_h