Parse media attributes and CSSOM media text as media_query_list.

Source/core/css/CSSGrammar.y.in

 /*
  *  Copyright (C) 2002-2003 Lars Knoll (knoll@kde.org)
  *  Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013 Apple Inc. All rights reserved.
  *  Copyright (C) 2006 Alexey Proskuryakov (ap@nypop.com)
  *  Copyright (C) 2008 Eric Seidel <eric@webkit.org>
  *  Copyright (C) 2012 Intel Corporation. All rights reserved.
  *
  *  This library is free software; you can redistribute it and/or
  *  modify it under the terms of the GNU Lesser General Public
  *  License as published by the Free Software Foundation; either
@@ skipping 107 matching lines @@
 %token IMPORT_SYM
 %token PAGE_SYM
 %token MEDIA_SYM
 %token SUPPORTS_SYM
 %token FONT_FACE_SYM
 %token HOST_SYM
 %token CHARSET_SYM
 %token NAMESPACE_SYM
 %token VARFUNCTION
 %token INTERNAL_DECLS_SYM
+%token INTERNAL_MEDIALIST_SYM
 %token INTERNAL_RULE_SYM
 %token INTERNAL_SELECTOR_SYM
 %token INTERNAL_VALUE_SYM
 %token WEBKIT_KEYFRAME_RULE_SYM
 %token WEBKIT_KEYFRAMES_SYM
-%token WEBKIT_MEDIAQUERY_SYM
 %token WEBKIT_REGION_RULE_SYM
 %token WEBKIT_VIEWPORT_RULE_SYM
 %token WEBKIT_SUPPORTS_CONDITION_SYM
 %token WEBKIT_FILTER_RULE_SYM
 %token <marginBox> TOPLEFTCORNER_SYM
 %token <marginBox> TOPLEFT_SYM
 %token <marginBox> TOPCENTER_SYM
 %token <marginBox> TOPRIGHT_SYM
 %token <marginBox> TOPRIGHTCORNER_SYM
 %token <marginBox> BOTTOMLEFTCORNER_SYM
@@ skipping 176 matching lines @@
 %type <location> error_location
 
 %%
 
 stylesheet:
     maybe_charset maybe_sgml rule_list
   | internal_decls maybe_space
   | internal_rule maybe_space
   | internal_selector maybe_space
   | internal_value maybe_space
-  | webkit_mediaquery maybe_space
+  | internal_medialist
   | webkit_keyframe_rule maybe_space
   | webkit_supports_condition maybe_space
   ;
 
 internal_rule:
     INTERNAL_RULE_SYM '{' maybe_space valid_rule maybe_space '}' {
         parser->m_rule = $4;
     }
 ;
 
@@ skipping 14 matching lines @@
         if ($4) {
             parser->m_valueList = parser->sinkFloatingValueList($4);
             int oldParsedProperties = parser->m_parsedProperties.size();
             if (!parser->parseValue(parser->m_id, parser->m_important))
                 parser->rollbackLastProperties(parser->m_parsedProperties.size() - oldParsedProperties);
             parser->m_valueList = nullptr;
         }
     }
 ;
 
-webkit_mediaquery:
-     WEBKIT_MEDIAQUERY_SYM maybe_space valid_media_query '}' {
-         parser->m_mediaQuery = parser->sinkFloatingMediaQuery($3);
-     }
+internal_medialist:
+    INTERNAL_MEDIALIST_SYM maybe_space maybe_media_list TOKEN_EOF {
+        parser->m_mediaList = $3;
+    }
 ;
 
 internal_selector:
     INTERNAL_SELECTOR_SYM '{' maybe_space selector_list '}' {
         if ($4) {
             if (parser->m_selectorListForParseSelector)
                 parser->m_selectorListForParseSelector->adoptSelectorVector(*$4);
         }
     }
 ;
@@ skipping 1610 matching lines @@
 
 rule_error_recovery:
     /* empty */
   | rule_error_recovery error
   | rule_error_recovery invalid_square_brackets_block
   | rule_error_recovery invalid_parentheses_block
     ;
 
 %%