Add support for new CSS ::slotted() pseudo element

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

 /*
  * Copyright (C) 2008 Apple 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.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 61 matching lines @@
         const CSSSelector* next = this->next(current);
         if (!next)
             return kNotFound;
         return next - m_selectorArray;
     }
 
     bool selectorsNeedNamespaceResolution();
 
     bool selectorNeedsUpdatedDistribution(size_t index) const;
 
-    // TODO(kochi): "ShadowDistributed" means the selector has ::content pseudo element.
-    // Once ::slotted is introduced, come up with more readable name.
     bool selectorHasShadowDistributed(size_t index) const;
+    bool selectorHasShadowSlotted(size_t index) const;
     bool selectorUsesDeepCombinatorOrShadowPseudo(size_t index) const;
 
     String selectorsText() const;
 
 private:
     unsigned length() const;
 
     void deleteSelectorsIfNeeded()
     {
         if (m_selectorArray)
@@ skipping 14 matching lines @@
     // Skip subparts of compound selectors.
     const CSSSelector* last = &current;
     while (!last->isLastInTagHistory())
         last++;
     return last->isLastInSelectorList() ? 0 : last + 1;
 }
 
 } // namespace blink
 
 #endif // CSSSelectorList_h