Remove <marquee> leftovers

Source/core/css/parser/CSSPropertyParser.cpp

Index: Source/core/css/parser/CSSPropertyParser.cpp
diff --git a/Source/core/css/parser/CSSPropertyParser.cpp b/Source/core/css/parser/CSSPropertyParser.cpp
index b1e2d1cc5495c2fe930e1888fa1f0c29ba8014eb..447dbddba4d05d9fba7f7c8bbf22de789fc4c62b 100644
--- a/Source/core/css/parser/CSSPropertyParser.cpp
+++ b/Source/core/css/parser/CSSPropertyParser.cpp
@@ -1089,18 +1089,6 @@ bool CSSPropertyParser::parseValue(CSSPropertyID propId, bool important)
     case CSSPropertyOrder:
         validPrimitive = validUnit(value, FInteger);
         break;
-    case CSSPropertyInternalMarqueeIncrement:
-        validPrimitive = validUnit(value, FLength | FPercent);
-        break;
-    case CSSPropertyInternalMarqueeRepetition:
-        if (id == CSSValueInfinite)
-            validPrimitive = true;
-        else
-            validPrimitive = validUnit(value, FInteger | FNonNeg);
-        break;
-    case CSSPropertyInternalMarqueeSpeed:
-        validPrimitive = validUnit(value, FInteger | FNonNeg);
-        break;
     case CSSPropertyTransform:
     case CSSPropertyWebkitTransform:
         if (id == CSSValueNone)