Remove @media rules.

sky/engine/core/css/MediaList.cpp

Index: sky/engine/core/css/MediaList.cpp
diff --git a/sky/engine/core/css/MediaList.cpp b/sky/engine/core/css/MediaList.cpp
index 8d15ec84b4258386a1220e0530da729d4babf528..aba6a7966c581701170d7ef795b0d8f71f989cd4 100644
--- a/sky/engine/core/css/MediaList.cpp
+++ b/sky/engine/core/css/MediaList.cpp
@@ -72,11 +72,7 @@ PassRefPtr<MediaQuerySet> MediaQuerySet::create(const String& mediaString)
     if (mediaString.isEmpty())
         return MediaQuerySet::create();
 
-    if (RuntimeEnabledFeatures::mediaQueryParserEnabled())
-        return MediaQueryParser::parseMediaQuerySet(mediaString);
-
-    BisonCSSParser parser(strictCSSParserContext());
-    return parser.parseMediaQueryList(mediaString);
+    return MediaQueryParser::parseMediaQuerySet(mediaString);
 }
 
 PassRefPtr<MediaQuerySet> MediaQuerySet::createOffMainThread(const String& mediaString)