Move MediaQuery classes off BlinkGC heap

third_party/WebKit/Source/core/css/resolver/ScopedStyleResolver.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc.
  * All rights reserved.
  * Copyright (C) 2012 Google 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
@@ skipping 235 matching lines @@
   // Only consider the global author RuleSet for @page rules, as per the HTML5
   // spec.
   ASSERT(m_scope->rootNode().isDocumentNode());
   for (size_t i = 0; i < m_authorStyleSheets.size(); ++i)
     collector.matchPageRules(&m_authorStyleSheets[i]->contents()->ruleSet());
 }
 
 DEFINE_TRACE(ScopedStyleResolver) {
   visitor->trace(m_scope);
   visitor->trace(m_authorStyleSheets);
-  visitor->trace(m_viewportDependentMediaQueryResults);
-  visitor->trace(m_deviceDependentMediaQueryResults);
   visitor->trace(m_keyframesRuleMap);
   visitor->trace(m_treeBoundaryCrossingRuleSet);
 }
 
 static void addRules(RuleSet* ruleSet,
                      const HeapVector<MinimalRuleData>& rules) {
   for (unsigned i = 0; i < rules.size(); ++i) {
     const MinimalRuleData& info = rules[i];
     ruleSet->addRule(info.m_rule, info.m_selectorIndex, info.m_flags);
   }
@@ skipping 51 matching lines @@
   }
   return true;
 }
 
 DEFINE_TRACE(ScopedStyleResolver::RuleSubSet) {
   visitor->trace(m_parentStyleSheet);
   visitor->trace(m_ruleSet);
 }
 
 }  // namespace blink