Implement select element list box with shadow DOM.

Source/WebCore/rendering/RenderTheme.cpp

 /**
  * This file is part of the theme implementation for form controls in WebCore.
  *
  * Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010, 2012 Apple Computer, Inc.
  *
  * 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 1072 matching lines @@
     Page::scheduleForcedStyleRecalcForAllPages();
 }
 
 Color RenderTheme::systemColor(int cssValueId) const
 {
     switch (cssValueId) {
     case CSSValueActiveborder:
         return 0xFFFFFFFF;
     case CSSValueActivecaption:
         return 0xFFCCCCCC;
+    case CSSValueActivelistboxselection:
+        return activeListBoxSelectionBackgroundColor();
+    case CSSValueActivelistboxselectiontext:
+        return activeListBoxSelectionForegroundColor();
     case CSSValueAppworkspace:
         return 0xFFFFFFFF;
     case CSSValueBackground:
         return 0xFF6363CE;
     case CSSValueButtonface:
         return 0xFFC0C0C0;
     case CSSValueButtonhighlight:
         return 0xFFDDDDDD;
     case CSSValueButtonshadow:
         return 0xFF888888;
     case CSSValueButtontext:
         return 0xFF000000;
     case CSSValueCaptiontext:
         return 0xFF000000;
     case CSSValueGraytext:
         return 0xFF808080;
     case CSSValueHighlight:
         return 0xFFB5D5FF;
     case CSSValueHighlighttext:
         return 0xFF000000;
     case CSSValueInactiveborder:
         return 0xFFFFFFFF;
     case CSSValueInactivecaption:
         return 0xFFFFFFFF;
     case CSSValueInactivecaptiontext:
         return 0xFF7F7F7F;
+    case CSSValueInactivelistboxselection:
+        return inactiveListBoxSelectionBackgroundColor();
+    case CSSValueInactivelistboxselectiontext:
+        return inactiveListBoxSelectionForegroundColor();
     case CSSValueInfobackground:
         return 0xFFFBFCC5;
     case CSSValueInfotext:
         return 0xFF000000;
     case CSSValueMenu:
         return 0xFFC0C0C0;
     case CSSValueMenutext:
         return 0xFF000000;
     case CSSValueScrollbar:
         return 0xFFFFFFFF;
@@ skipping 92 matching lines @@
 
     return StringTruncator::centerTruncate(string, width, font, StringTruncator::EnableRoundingHacks);
 }
 
 bool RenderTheme::shouldOpenPickerWithF4Key() const
 {
     return false;
 }
 
 } // namespace WebCore