Replace HTMLAttributeMode with HTMLStandardMode

third_party/WebKit/Source/core/css/parser/CSSParserMode.h

 /*
  * Copyright (C) 2012 Adobe Systems Incorporated. All rights reserved.
  * Copyright (C) 2012 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1. Redistributions of source code must retain the above
  *    copyright notice, this list of conditions and the following
@@ skipping 19 matching lines @@
 
 #ifndef CSSParserMode_h
 #define CSSParserMode_h
 
 namespace blink {
 
 // Must not grow beyond 3 bits, due to packing in StylePropertySet.
 enum CSSParserMode {
   HTMLStandardMode,
   HTMLQuirksMode,
-  // HTML attributes are parsed in quirks mode but also allows internal
-  // properties and values.
-  HTMLAttributeMode,
   // SVG attributes are parsed in quirks mode but rules differ slightly.
   SVGAttributeMode,
   // @viewport/@font-face rules are specially tagged in StylePropertySet so
   // CSSOM modifications don't treat them as style rules.
   CSSViewportRuleMode,
   CSSFontFaceRuleMode,
   // User agent stylesheets are parsed in standards mode but also allows
   // internal properties and values.
   UASheetMode
 };
 
 inline bool isQuirksModeBehavior(CSSParserMode mode) {
-  return mode == HTMLQuirksMode;  // || mode == HTMLAttributeMode;
+  return mode == HTMLQuirksMode;
 }
 
 inline bool isUASheetBehavior(CSSParserMode mode) {
   return mode == UASheetMode;
 }
 
-inline bool isUnitLessLengthParsingEnabledForMode(CSSParserMode mode) {
-  return mode == HTMLAttributeMode || mode == SVGAttributeMode;
-}
-
 inline bool isCSSViewportParsingEnabledForMode(CSSParserMode mode) {
   return mode == CSSViewportRuleMode;
 }
 
 inline bool isUseCounterEnabledForMode(CSSParserMode mode) {
   // We don't count the UA style sheet in our statistics.
   return mode != UASheetMode;
 }
 
 }  // namespace blink
 
 #endif  // CSSParserMode_h