public static void completeReferencesIn(Set<Entry> cpRefs,boolean flattenSigs){
  completeReferencesIn(cpRefs,flattenSigs,null);
}

public static void completeReferencesIn ( Set < Entry > cpRefs , boolean flattenSigs ) { completeReferencesIn ( cpRefs , flattenSigs , null ) ; }
close the set cprefs under the getref ( * ) relation . also , if flattensigs , replace all signatures in cprefs by their equivalent utf8s . also , discard null from cprefs .
