Merge 101998 - "Raw" pseudo selectors don't match if immediately after a child or descendant comb...

Source/WebCore/css/CSSParser.cpp

 /*
  * Copyright (C) 2003 Lars Knoll (knoll@kde.org)
  * Copyright (C) 2005 Allan Sandfeld Jensen (kde@carewolf.com)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All rights reserved.
  * Copyright (C) 2007 Nicholas Shanks <webkit@nickshanks.com>
  * Copyright (C) 2008 Eric Seidel <eric@webkit.org>
  * Copyright (C) 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
@@ skipping 7655 matching lines @@
         history = history->tagHistory();
         if (history->hasShadowDescendant())
             lastShadowDescendant = history;
     }
 
     if (lastShadowDescendant->tagHistory()) {
         lastShadowDescendant->tagHistory()->setTag(tag);
         return;
     }
 
-    // No need to create an extra element name selector if we are matching any element
-    // in any namespace.
-    if (elementName == starAtom && m_defaultNamespace == starAtom)
-        return;
-
+    // For shadow-ID pseudo-elements to be correctly matched, the ShadowDescendant combinator has to be used.
+    // We therefore create a new Selector with that combinator here in any case, even if matching any (host) element in any namespace (i.e. '*').
     OwnPtr<CSSParserSelector> elementNameSelector = adoptPtr(new CSSParserSelector);
     elementNameSelector->setTag(tag);
     lastShadowDescendant->setTagHistory(elementNameSelector.release());
     lastShadowDescendant->setRelation(CSSSelector::ShadowDescendant);
 }
 
 CSSParserSelector* CSSParser::updateSpecifiers(CSSParserSelector* specifiers, CSSParserSelector* newSpecifier)
 {
     if (newSpecifier->isUnknownPseudoElement()) {
         // Unknown pseudo element always goes at the top of selector chain.
@@ skipping 424 matching lines @@
 // The macro is used in the tokenizer grammar with lines containing
 // BEGIN(mediaqueries) and BEGIN(initial). yy_start acts as index to
 // tokenizer transition table, and 'mediaqueries' and 'initial' are
 // offset multipliers that specify which transitions are active
 // in the tokenizer during in each condition (tokenizer state).
 #define BEGIN yy_start = 1 + 2 *
 
 #include "tokenizer.cpp"
 
 }