Rename ExceptionCode constants to use the names in the spec (2/3)

Source/core/css/CSSGroupingRule.cpp

 /*
  * Copyright (C) 2011 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 55 matching lines @@
     if (index > m_groupRule->childRules().size()) {
         // IndexSizeError: Raised if the specified index is not a valid insertion point.
         ec = IndexSizeError;
         return 0;
     }
 
     CSSStyleSheet* styleSheet = parentStyleSheet();
     CSSParser parser(parserContext(), UseCounter::getFrom(styleSheet));
     RefPtr<StyleRuleBase> newRule = parser.parseRule(styleSheet ? styleSheet->contents() : 0, ruleString);
     if (!newRule) {
-        // SYNTAX_ERR: Raised if the specified rule has a syntax error and is unparsable.
-        ec = SYNTAX_ERR;
+        // SyntaxError: Raised if the specified rule has a syntax error and is unparsable.
+        ec = SyntaxError;
         return 0;
     }
 
     if (newRule->isImportRule()) {
         // FIXME: an HierarchyRequestError should also be thrown for a @charset or a nested
-        // @media rule. They are currently not getting parsed, resulting in a SYNTAX_ERR
+        // @media rule. They are currently not getting parsed, resulting in a SyntaxError
         // to get raised above.
 
         // HierarchyRequestError: Raised if the rule cannot be inserted at the specified
         // index, e.g., if an @import rule is inserted after a standard rule set or other
         // at-rule.
         ec = HierarchyRequestError;
         return 0;
     }
     CSSStyleSheet::RuleMutationScope mutationScope(this);
 
@@ skipping 69 matching lines @@
 void CSSGroupingRule::reportMemoryUsage(MemoryObjectInfo* memoryObjectInfo) const
 {
     MemoryClassInfo info(memoryObjectInfo, this, WebCoreMemoryTypes::CSS);
     CSSRule::reportMemoryUsage(memoryObjectInfo);
     info.addMember(m_groupRule, "groupRule");
     info.addMember(m_childRuleCSSOMWrappers, "childRuleCSSOMWrappers");
     info.addMember(m_ruleListCSSOMWrapper, "ruleListCSSOMWrapper");
 }
 
 } // namespace WebCore