Remove fallback matching ::cue* pseudo-element selectors

Source/core/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 224 matching lines @@
     case PseudoStart:
     case PseudoEnd:
     case PseudoDoubleButton:
     case PseudoSingleButton:
     case PseudoNoButton:
     case PseudoFirstPage:
     case PseudoLeftPage:
     case PseudoRightPage:
     case PseudoInRange:
     case PseudoOutOfRange:
-    case PseudoUserAgentCustomElement:
     case PseudoWebKitCustomElement:
     case PseudoCue:
     case PseudoFutureCue:
     case PseudoPastCue:
     case PseudoUnresolved:
     case PseudoContent:
     case PseudoHost:
     case PseudoHostContext:
     case PseudoShadow:
     case PseudoFullScreen:
@@ skipping 180 matching lines @@
 #endif
 
 CSSSelector::PseudoType CSSSelector::parsePseudoType(const AtomicString& name, bool hasArguments)
 {
     CSSSelector::PseudoType pseudoType = nameToPseudoType(name, hasArguments);
     if (pseudoType != PseudoUnknown)
         return pseudoType;
 
     if (name.startsWith("-webkit-"))
         return PseudoWebKitCustomElement;
-    if (name.startsWith("cue"))
-        return PseudoUserAgentCustomElement;
 
     return PseudoUnknown;
 }
 
 void CSSSelector::extractPseudoType() const
 {
     if (m_match != PseudoClass && m_match != PseudoElement && m_match != PagePseudoClass)
         return;
 
     m_pseudoType = parsePseudoType(value(), !argument().isNull() || selectorList());
@@ skipping 11 matching lines @@
         compat = true;
     case PseudoBackdrop:
     case PseudoResizer:
     case PseudoScrollbar:
     case PseudoScrollbarCorner:
     case PseudoScrollbarButton:
     case PseudoScrollbarThumb:
     case PseudoScrollbarTrack:
     case PseudoScrollbarTrackPiece:
     case PseudoSelection:
-    case PseudoUserAgentCustomElement:
     case PseudoWebKitCustomElement:
     case PseudoContent:
     case PseudoShadow:
         element = true;
         break;
     case PseudoUnknown:
     case PseudoEmpty:
     case PseudoFirstChild:
     case PseudoFirstOfType:
     case PseudoLastChild:
@@ skipping 422 matching lines @@
         if (count < nthBValue())
             return false;
         return (count - nthBValue()) % nthAValue() == 0;
     }
     if (count > nthBValue())
         return false;
     return (nthBValue() - count) % (-nthAValue()) == 0;
 }
 
 } // namespace blink