Merge 118703

Source/WebCore/css/CSSSelector.cpp

 /*
  * Copyright (C) 1999-2003 Lars Knoll (knoll@kde.org)
  *               1999 Waldo Bastian (bastian@kde.org)
  *               2001 Andreas Schlapbach (schlpbch@iam.unibe.ch)
  *               2001-2003 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2002, 2006, 2007, 2008, 2009, 2010 Apple Inc. All rights reserved.
  * Copyright (C) 2008 David Smith (catfish.man@gmail.com)
  * Copyright (C) 2010 Google Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
@@ skipping 63 matching lines @@
     case Set:
     case List:
     case Hyphen:
     case PseudoClass:
     case PseudoElement:
     case Contain:
     case Begin:
     case End:
         // FIXME: PsuedoAny should base the specificity on the sub-selectors.
         // See http://lists.w3.org/Archives/Public/www-style/2010Sep/0530.html
-        if (pseudoType() == PseudoNot) {
-            ASSERT(selectorList());
+        if (pseudoType() == PseudoNot && selectorList())
             s += selectorList()->first()->specificityForOneSelector();
-        } else
+        else
             s += 0x100;
     case None:
         break;
     }
     return s;
 }
 
 unsigned CSSSelector::specificityForPage() const
 {
     // See http://dev.w3.org/csswg/css3-page/#cascading-and-page-context
@@ skipping 439 matching lines @@
             serializeIdentifier(cs->value(), str);
         } else if (cs->m_match == CSSSelector::Class) {
             str += ".";
             serializeIdentifier(cs->value(), str);
         } else if (cs->m_match == CSSSelector::PseudoClass || cs->m_match == CSSSelector::PagePseudoClass) {
             str += ":";
             str += cs->value();
 
             switch (cs->pseudoType()) {
             case PseudoNot:
-                ASSERT(cs->selectorList());
-                str += cs->selectorList()->first()->selectorText();
+                if (CSSSelectorList* selectorList = cs->selectorList())
+                    str += selectorList->first()->selectorText();
                 str += ")";
                 break;
             case PseudoLang:
             case PseudoNthChild:
             case PseudoNthLastChild:
             case PseudoNthOfType:
             case PseudoNthLastOfType:
                 str += cs->argument();
                 str += ")";
                 break;
@@ skipping 202 matching lines @@
             return false;
         return (count - m_b) % m_a == 0;
     } else {
         if (count > m_b)
             return false;
         return (m_b - count) % (-m_a) == 0;
     }
 }
 
 } // namespace WebCore