public void Populate (List<UsingAliasEntry> source_using_aliases, List<UsingEntry> source_using_clauses)
{
foreach (UsingAliasEntry uae in source_using_aliases){
if (using_aliases == null)
using_aliases = new List<UsingAliasEntry> ();
using_aliases.Add (uae);
}
foreach (UsingEntry ue in source_using_clauses){
if (using_clauses == null)
using_clauses = new List<UsingEntry> ();
using_clauses.Add (ue);
}
}