aScheme = NS_LITERAL_CSTRING(MOZ_GNOMEVFS_SCHEME);
aScheme.AssignLiteral(MOZ_GNOMEVFS_SCHEME);
nsGnomeVFSProtocolHandler::GetScheme(nsACString &aScheme){  aScheme = NS_LITERAL_CSTRING(MOZ_GNOMEVFS_SCHEME);  return NS_OK;}