A thread-safe Media Query Parser

Source/core/core.gypi

Index: Source/core/core.gypi
diff --git a/Source/core/core.gypi b/Source/core/core.gypi
index 5ea7b231b9e861269a5524c1a112b2ba2987566a..8025f243b767a53ea9bc1ee3fd8fd9dd36b845e7 100644
--- a/Source/core/core.gypi
+++ b/Source/core/core.gypi
@@ -712,6 +712,10 @@
             'css/parser/BisonCSSParser.h',
             'css/parser/CSSPropertyParser.cpp',
             'css/parser/CSSPropertyParser.h',
+            'css/parser/MediaQueryTokenizer.cpp',
+            'css/parser/MediaQueryParser.cpp',
+            'css/parser/CSSInputStream.cpp',
+            'css/parser/CSSToken.cpp',
             'css/CSSParserMode.cpp',
             'css/CSSParserMode.h',
             'css/CSSParserValues.cpp',
@@ -740,6 +744,7 @@
             'css/CSSStyleSheet.h',
             'css/CSSSupportsRule.cpp',
             'css/CSSSupportsRule.h',
+            'css/CSSValueIDHelper.cpp',
             'css/CSSTimingFunctionValue.cpp',
             'css/CSSTimingFunctionValue.h',
             'css/CSSToLengthConversionData.cpp',
@@ -773,8 +778,6 @@
             'css/FontSize.cpp',
             'css/FontSize.h',
             'css/HashTools.h',
-            'css/MediaFeatureNames.cpp',
-            'css/MediaFeatureNames.h',
             'css/MediaList.cpp',
             'css/MediaList.h',
             'css/MediaQuery.cpp',
@@ -3253,6 +3256,8 @@
             'animation/TimedItemCalculationsTest.cpp',
             'animation/TimedItemTest.cpp',
             'css/AffectedByFocusTest.cpp',
+            'css/parser/MediaQueryTokenizerTest.cpp',
+            'css/parser/MediaQueryParserTest.cpp',
             'css/CSSCalculationValueTest.cpp',
             'css/CSSFontFaceTest.cpp',
             'css/CSSTestHelper.cpp',