Method getExistingIntProp

rhino/src/main/java/org/mozilla/javascript/Node.java:523–529

(int propType)

    }

    public int getExistingIntProp(int propType) {
        PropListItem item = lookupProperty(propType);
        if (item == null) {
            Kit.codeBug();
        }
        return item.intValue;
    }

    public void putProp(int propType, Object prop) {
        if (prop == null) {