Implement select element list box with shadow DOM.

Source/WebKit/chromium/src/WebColorName.cpp

Index: Source/WebKit/chromium/src/WebColorName.cpp
diff --git a/Source/WebKit/chromium/src/WebColorName.cpp b/Source/WebKit/chromium/src/WebColorName.cpp
index 984afe7b2eb3456ea447511ee5bfd13cb0f9597e..fa5be898b0be1a52ccae9f7ea07be53dab6a6926 100644
--- a/Source/WebKit/chromium/src/WebColorName.cpp
+++ b/Source/WebKit/chromium/src/WebColorName.cpp
@@ -48,6 +48,10 @@ static int toCSSValueKeyword(WebColorName name)
         return CSSValueActiveborder;
     case WebColorActiveCaption:
         return CSSValueActivecaption;
+    case WebColorActiveListBoxSelection:
+        return CSSValueActivelistboxselection;
+    case WebColorActiveListBoxSelectionText:
+        return CSSValueActivelistboxselectiontext;
     case WebColorAppworkspace:
         return CSSValueAppworkspace;
     case WebColorBackground:
@@ -74,6 +78,10 @@ static int toCSSValueKeyword(WebColorName name)
         return CSSValueInactivecaption;
     case WebColorInactiveCaptionText:
         return CSSValueInactivecaptiontext;
+    case WebColorInactiveListBoxSelection:
+        return CSSValueInactivelistboxselection;
+    case WebColorInactiveListBoxSelectionText:
+        return CSSValueInactivelistboxselectiontext;
     case WebColorInfoBackground:
         return CSSValueInfobackground;
     case WebColorInfoText: