Allow multiple type and id selectors in invalidation set features.

third_party/WebKit/Source/core/css/RuleFeature.h

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
@@ skipping 136 matching lines @@
     DescendantInvalidationSet& ensureNthInvalidationSet();
 
     void updateInvalidationSets(const RuleData&);
     void updateInvalidationSetsForContentAttribute(const RuleData&);
 
     struct InvalidationSetFeatures {
         DISALLOW_NEW();
 
         Vector<AtomicString> classes;
         Vector<AtomicString> attributes;
-        AtomicString id;
-        AtomicString tagName;
+        Vector<AtomicString> ids;
+        Vector<AtomicString> tagNames;
         unsigned maxDirectAdjacentSelectors = UINT_MAX;
         bool customPseudoElement = false;
         bool hasBeforeOrAfter = false;
         bool treeBoundaryCrossing = false;
         bool adjacent = false;
         bool insertionPointCrossing = false;
         bool forceSubtree = false;
         bool contentPseudoCrossing = false;
         bool invalidatesSlotted = false;
         bool hasNthPseudo = false;
@@ skipping 22 matching lines @@
 
     // If true, the RuleFeatureSet is alive and can be used.
     unsigned m_isAlive : 1;
 
     friend class RuleFeatureSetTest;
 };
 
 } // namespace blink
 
 #endif // RuleFeature_h