Document that Property.flags is for language-specific use

Signed-off-by: Stefan Marr <[email protected]>

Author: smarr

truffle/com.oracle.truffle.api.object/src/com/oracle/truffle/api/object/Property.java

@@ -34,6 +34,8 @@ protected Property() {
 
     /**
      * Create a new property.
+     *
+     * @param flags, for language-specific use
      */
     public static Property create(Object key, Location location, int flags) {
         return Layout.getFactory().createProperty(key, location, flags);
@@ -45,7 +47,7 @@ public static Property create(Object key, Location location, int flags) {
     public abstract Object getKey();
 
     /**
-     * Get property flags.
+     * Get property flags, which are free for language-specific use.
      */
     public abstract int getFlags();