Change various helper classes to transition types to get CSSValue entirely onto the gc heap.

Source/core/css/parser/BisonCSSParser-in.cpp

 /*
  * Copyright (C) 2003 Lars Knoll (knoll@kde.org)
  * Copyright (C) 2005 Allan Sandfeld Jensen (kde@carewolf.com)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012 Apple Inc. All rights reserved.
  * Copyright (C) 2007 Nicholas Shanks <webkit@nickshanks.com>
  * Copyright (C) 2008 Eric Seidel <eric@webkit.org>
  * Copyright (C) 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  * Copyright (C) 2012 Adobe Systems Incorporated. All rights reserved.
  * Copyright (C) 2012 Intel Corporation. All rights reserved.
  *
@@ skipping 1271 matching lines @@
         declaration->addParsedProperties(m_parsedProperties);
         clearProperties();
     }
 
     if (m_observer)
         m_observer->endRuleBody(string.length(), false);
 
     return ok;
 }
 
-PassRefPtr<MediaQuerySet> BisonCSSParser::parseMediaQueryList(const String& string)
+PassRefPtrWillBeRawPtr<MediaQuerySet> BisonCSSParser::parseMediaQueryList(const String& string)
 {
     ASSERT(!m_mediaList);
 
     // can't use { because tokenizer state switches from mediaquery to initial state when it sees { token.
     // instead insert one " " (which is caught by maybe_space in CSSGrammar.y)
     setupParser("@-internal-medialist ", string, "");
     cssyyparse(this);
 
     ASSERT(m_mediaList);
     return m_mediaList.release();
@@ skipping 8077 matching lines @@
     }
     return value;
 }
 
 MediaQueryExp* BisonCSSParser::createFloatingMediaQueryExp(const AtomicString& mediaFeature, CSSParserValueList* values)
 {
     m_floatingMediaQueryExp = MediaQueryExp::create(mediaFeature, values);
     return m_floatingMediaQueryExp.get();
 }
 
-PassOwnPtr<MediaQueryExp> BisonCSSParser::sinkFloatingMediaQueryExp(MediaQueryExp* expression)
+PassOwnPtrWillBeRawPtr<MediaQueryExp> BisonCSSParser::sinkFloatingMediaQueryExp(MediaQueryExp* expression)
 {
     ASSERT_UNUSED(expression, expression == m_floatingMediaQueryExp);
     return m_floatingMediaQueryExp.release();
 }
 
-Vector<OwnPtr<MediaQueryExp> >* BisonCSSParser::createFloatingMediaQueryExpList()
+WillBeHeapVector<OwnPtrWillBeMember<MediaQueryExp> >* BisonCSSParser::createFloatingMediaQueryExpList()
 {
-    m_floatingMediaQueryExpList = adoptPtr(new Vector<OwnPtr<MediaQueryExp> >);
+    m_floatingMediaQueryExpList = adoptPtrWillBeNoop(new WillBeHeapVector<OwnPtrWillBeMember<MediaQueryExp> >);
     return m_floatingMediaQueryExpList.get();
 }
 
-PassOwnPtr<Vector<OwnPtr<MediaQueryExp> > > BisonCSSParser::sinkFloatingMediaQueryExpList(Vector<OwnPtr<MediaQueryExp> >* list)
+PassOwnPtrWillBeRawPtr<WillBeHeapVector<OwnPtrWillBeMember<MediaQueryExp> > > BisonCSSParser::sinkFloatingMediaQueryExpList(WillBeHeapVector<OwnPtrWillBeMember<MediaQueryExp> >* list)
 {
     ASSERT_UNUSED(list, list == m_floatingMediaQueryExpList);
     return m_floatingMediaQueryExpList.release();
 }
 
-MediaQuery* BisonCSSParser::createFloatingMediaQuery(MediaQuery::Restrictor restrictor, const AtomicString& mediaType, PassOwnPtr<Vector<OwnPtr<MediaQueryExp> > > expressions)
+MediaQuery* BisonCSSParser::createFloatingMediaQuery(MediaQuery::Restrictor restrictor, const AtomicString& mediaType, PassOwnPtrWillBeRawPtr<WillBeHeapVector<OwnPtrWillBeMember<MediaQueryExp> > > expressions)
 {
-    m_floatingMediaQuery = adoptPtr(new MediaQuery(restrictor, mediaType, expressions));
+    m_floatingMediaQuery = adoptPtrWillBeNoop(new MediaQuery(restrictor, mediaType, expressions));
     return m_floatingMediaQuery.get();
 }
 
-MediaQuery* BisonCSSParser::createFloatingMediaQuery(PassOwnPtr<Vector<OwnPtr<MediaQueryExp> > > expressions)
+MediaQuery* BisonCSSParser::createFloatingMediaQuery(PassOwnPtrWillBeRawPtr<WillBeHeapVector<OwnPtrWillBeMember<MediaQueryExp> > > expressions)
 {
     return createFloatingMediaQuery(MediaQuery::None, AtomicString("all", AtomicString::ConstructFromLiteral), expressions);
 }
 
 MediaQuery* BisonCSSParser::createFloatingNotAllQuery()
 {
     return createFloatingMediaQuery(MediaQuery::Not, AtomicString("all", AtomicString::ConstructFromLiteral), sinkFloatingMediaQueryExpList(createFloatingMediaQueryExpList()));
 }
 
-PassOwnPtr<MediaQuery> BisonCSSParser::sinkFloatingMediaQuery(MediaQuery* query)
+PassOwnPtrWillBeRawPtr<MediaQuery> BisonCSSParser::sinkFloatingMediaQuery(MediaQuery* query)
 {
     ASSERT_UNUSED(query, query == m_floatingMediaQuery);
     return m_floatingMediaQuery.release();
 }
 
 Vector<RefPtr<StyleKeyframe> >* BisonCSSParser::createFloatingKeyframeVector()
 {
     m_floatingKeyframeVector = adoptPtr(new Vector<RefPtr<StyleKeyframe> >());
     return m_floatingKeyframeVector.get();
 }
 
 PassOwnPtr<Vector<RefPtr<StyleKeyframe> > > BisonCSSParser::sinkFloatingKeyframeVector(Vector<RefPtr<StyleKeyframe> >* keyframeVector)
 {
     ASSERT_UNUSED(keyframeVector, m_floatingKeyframeVector == keyframeVector);
     return m_floatingKeyframeVector.release();
 }
 
 MediaQuerySet* BisonCSSParser::createMediaQuerySet()
 {
-    RefPtr<MediaQuerySet> queries = MediaQuerySet::create();
+    RefPtrWillBeRawPtr<MediaQuerySet> queries = MediaQuerySet::create();
     MediaQuerySet* result = queries.get();
     m_parsedMediaQuerySets.append(queries.release());
     return result;
 }
 
 StyleRuleBase* BisonCSSParser::createImportRule(const CSSParserString& url, MediaQuerySet* media)
 {
     if (!media || !m_allowImportRules)
         return 0;
     RefPtrWillBeRawPtr<StyleRuleImport> rule = StyleRuleImport::create(url, media);
     StyleRuleImport* result = rule.get();
     m_parsedRules.append(rule.release());
     return result;
 }
 
 StyleRuleBase* BisonCSSParser::createMediaRule(MediaQuerySet* media, RuleList* rules)
 {
     m_allowImportRules = m_allowNamespaceDeclarations = false;
     RefPtrWillBeRawPtr<StyleRuleMedia> rule;
     if (rules) {
-        rule = StyleRuleMedia::create(media ? media : MediaQuerySet::create(), *rules);
+        rule = StyleRuleMedia::create(media ? media : MediaQuerySet::create().get(), *rules);
     } else {
         RuleList emptyRules;
-        rule = StyleRuleMedia::create(media ? media : MediaQuerySet::create(), emptyRules);
+        rule = StyleRuleMedia::create(media ? media : MediaQuerySet::create().get(), emptyRules);
     }
     StyleRuleMedia* result = rule.get();
     m_parsedRules.append(rule.release());
     return result;
 }
 
 StyleRuleBase* BisonCSSParser::createSupportsRule(bool conditionIsSupported, RuleList* rules)
 {
     m_allowImportRules = m_allowNamespaceDeclarations = false;
 
@@ skipping 683 matching lines @@
 {
     // The tokenizer checks for the construct of an+b.
     // However, since the {ident} rule precedes the {nth} rule, some of those
     // tokens are identified as string literal. Furthermore we need to accept
     // "odd" and "even" which does not match to an+b.
     return equalIgnoringCase(token, "odd") || equalIgnoringCase(token, "even")
         || equalIgnoringCase(token, "n") || equalIgnoringCase(token, "-n");
 }
 
 }