Don't scope check in SelectorChecker.

sky/engine/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
  *     notice, this list of conditions and the following disclaimer.
@@ skipping 51 matching lines @@
                 return rule.get();
         }
     }
     return nullptr;
 }
 
 void ScopedStyleResolver::collectMatchingAuthorRules(ElementRuleCollector& collector, CascadeOrder cascadeOrder)
 {
     RuleRange ruleRange = collector.matchedResult().ranges.authorRuleRange();
     for (size_t i = 0; i < m_authorStyleSheets.size(); ++i) {
-        MatchRequest matchRequest(&m_authorStyleSheets[i]->contents()->ruleSet(), &m_scope->rootNode(), m_authorStyleSheets[i], i);
+        MatchRequest matchRequest(&m_authorStyleSheets[i]->contents()->ruleSet(), m_authorStyleSheets[i], i);
         collector.collectMatchingRules(matchRequest, ruleRange, cascadeOrder);
     }
 }
 
+void ScopedStyleResolver::collectMatchingHostRules(ElementRuleCollector& collector, CascadeOrder cascadeOrder)
+{
+    RuleRange ruleRange = collector.matchedResult().ranges.authorRuleRange();
+    for (size_t i = 0; i < m_authorStyleSheets.size(); ++i) {
+        MatchRequest matchRequest(&m_authorStyleSheets[i]->contents()->ruleSet(), m_authorStyleSheets[i], i);
+        collector.collectMatchingHostRules(matchRequest, ruleRange, cascadeOrder);
+    }
+}
+
 } // namespace blink