Revert of Deprecate 'intrinsic' and 'min-intrinsic' CSS keywords

Source/core/css/CSSGroupingRule.cpp

Index: Source/core/css/CSSGroupingRule.cpp
diff --git a/Source/core/css/CSSGroupingRule.cpp b/Source/core/css/CSSGroupingRule.cpp
index 1a9154a62428ac58660b93a27eaf2eb116209d3e..24f7147f6407a066f6618ece6732a452f8215773 100644
--- a/Source/core/css/CSSGroupingRule.cpp
+++ b/Source/core/css/CSSGroupingRule.cpp
@@ -35,7 +35,6 @@
 #include "core/css/CSSRuleList.h"
 #include "core/css/CSSStyleSheet.h"
 #include "core/css/parser/CSSParser.h"
-#include "core/dom/Document.h"
 #include "core/dom/ExceptionCode.h"
 #include "core/frame/UseCounter.h"
 #include "wtf/text/StringBuilder.h"
@@ -70,8 +69,7 @@
     }
 
     CSSStyleSheet* styleSheet = parentStyleSheet();
-    Document* doc = styleSheet ? styleSheet->ownerDocument() : 0;
-    CSSParserContext context(parserContext(), doc ? doc->frame() : 0, UseCounter::getFrom(styleSheet));
+    CSSParserContext context(parserContext(), UseCounter::getFrom(styleSheet));
     RefPtrWillBeRawPtr<StyleRuleBase> newRule = CSSParser::parseRule(context, styleSheet ? styleSheet->contents() : nullptr, ruleString);
     // FIXME: @namespace rules have special handling in the CSSOM spec, but it
     // mostly doesn't make sense since we don't support CSSNamespaceRule