Remove ::-webkit-distributed()
https://bugs.webkit.org/show_bug.cgi?id=116106

Reviewed by Andreas Kling.

This experimental Shadow DOM selector code is unused and has no owner.

* css/CSSGrammar.y.in:
* css/CSSParser.cpp:
(WebCore::CSSParser::rewriteSpecifiersWithNamespaceIfNeeded):
(WebCore::CSSParser::rewriteSpecifiersWithElementName):
* css/CSSParser.h:
* css/CSSParserValues.cpp:
(WebCore::CSSParserSelector::CSSParserSelector):
* css/CSSParserValues.h:
(CSSParserSelector):
* css/CSSSelector.cpp:
(WebCore::CSSSelector::pseudoId):
(WebCore::nameToPseudoTypeMap):
(WebCore::CSSSelector::selectorText):
* css/CSSSelector.h:
* css/CSSSelectorList.cpp:
* css/CSSSelectorList.h:
(CSSSelectorList):
* css/DocumentRuleSets.cpp:
(WebCore::DocumentRuleSets::resetAuthorStyle):
* css/DocumentRuleSets.h:
(DocumentRuleSets):
* css/ElementRuleCollector.cpp:
(WebCore::ElementRuleCollector::matchAuthorRules):
* css/ElementRuleCollector.h:
(ElementRuleCollector):
* css/RuleSet.cpp:
(WebCore::RuleSet::addChildRules):
* css/SelectorChecker.cpp:
(WebCore::SelectorChecker::match):
* css/SelectorFilter.cpp:
(WebCore::SelectorFilter::collectIdentifierHashes):
* html/shadow/InsertionPoint.cpp:
* html/shadow/InsertionPoint.h:



git-svn-id: http://svn.webkit.org/repository/webkit/trunk@150070 268f45cc-cd09-0410-ab3c-d52691b4dbfc