CSS Lazy Parsing perf jobs

third_party/WebKit/Source/core/css/ElementRuleCollector.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 2004-2005 Allan Sandfeld Jensen (kde@carewolf.com)
  * Copyright (C) 2006, 2007 Nicholas Shanks (webkit@nickshanks.com)
  * Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013 Apple Inc.
  * All rights reserved.
  * Copyright (C) 2007 Alexey Proskuryakov <ap@webkit.org>
  * Copyright (C) 2007, 2008 Eric Seidel <eric@webkit.org>
  * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved.
  * (http://www.torchmobile.com/)
@@ skipping 135 matching lines @@
 
     // FIXME: Exposing the non-standard getMatchedCSSRules API to web is the
     // only reason this is needed.
     if (m_sameOriginOnly && !ruleData.hasDocumentSecurityOrigin())
       continue;
 
     StyleRule* rule = ruleData.rule();
 
     // If the rule has no properties to apply, then ignore it in the non-debug
     // mode.
-    const StylePropertySet& properties = rule->properties();
-    if (properties.isEmpty() && !m_includeEmptyRules)
+    if (!rule->shouldConsiderForMatchingRules(m_includeEmptyRules))
       continue;
 
     SelectorChecker::MatchResult result;
     context.selector = &ruleData.selector();
     if (!checker.match(context, result)) {
       rejected++;
       continue;
     }
     if (m_pseudoStyleRequest.pseudoId != PseudoIdNone &&
         m_pseudoStyleRequest.pseudoId != result.dynamicPseudo) {
@@ skipping 198 matching lines @@
   // should not see the element's treescope. Because RuleSet has no information
   // about "scope".
   MatchRequest matchRequest(ruleSet);
   collectMatchingRules(matchRequest);
   collectMatchingShadowHostRules(matchRequest);
 
   return !m_matchedRules.isEmpty();
 }
 
 }  // namespace blink