[WIP] Compute the linkMatchType inside the CSSSelectorParser.

third_party/WebKit/Source/core/css/RuleSet.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.
  *
@@ skipping 77 matching lines @@
   }
   unsigned SelectorIndex() const { return selector_index_; }
 
   bool IsLastInArray() const { return is_last_in_array_; }
   void SetLastInArray(bool flag) { is_last_in_array_ = flag; }
 
   bool ContainsUncommonAttributeSelector() const {
     return contains_uncommon_attribute_selector_;
   }
   unsigned Specificity() const { return specificity_; }
-  unsigned LinkMatchType() const { return link_match_type_; }
+  unsigned LinkMatchType() const { return Selector().linkMatchType(); }
   bool HasDocumentSecurityOrigin() const {
     return has_document_security_origin_;
   }
   PropertyWhitelistType PropertyWhitelist(
       bool is_matching_ua_rules = false) const {
     return is_matching_ua_rules
                ? kPropertyWhitelistNone
                : static_cast<PropertyWhitelistType>(property_whitelist_);
   }
   // Try to balance between memory usage (there can be lots of RuleData objects)
@@ skipping 13 matching lines @@
   // See https://crbug.com/312913 and https://crbug.com/704562
   unsigned selector_index_ : 13;
   // We store an array of RuleData objects in a primitive array.
   unsigned is_last_in_array_ : 1;
   // This number was picked fairly arbitrarily. We can probably lower it if we
   // need to. Some simple testing showed <100,000 RuleData's on large sites.
   unsigned position_ : 18;
   // 32 bits above
   unsigned specificity_ : 24;
   unsigned contains_uncommon_attribute_selector_ : 1;
-  unsigned link_match_type_ : 2;  //  CSSSelector::LinkMatchMask
   unsigned has_document_security_origin_ : 1;
   unsigned property_whitelist_ : 2;
   // 30 bits above
   // Use plain array instead of a Vector to minimize memory overhead.
   unsigned descendant_selector_identifier_hashes_[kMaximumIdentifierCount];
 };
 
 }  // namespace blink
 
 WTF_ALLOW_MOVE_AND_INIT_WITH_MEM_FUNCTIONS(blink::RuleData);
@@ skipping 180 matching lines @@
   Member<PendingRuleMaps> pending_rules_;
 
 #ifndef NDEBUG
   HeapVector<RuleData> all_rules_;
 #endif
 };
 
 }  // namespace blink
 
 #endif  // RuleSet_h