this.modeller = m;
this.asset = a;
pop = new FormStylePopup();
Constants constants = ((Constants) GWT.create(Constants.class));
pop.setTitle(constants.SelectWorkingSets());
Grid g = buildDoubleList(null);
RepositoryServiceFactory.getAssetService().listAssets(asset.getMetaData().getPackageUUID(),
new String[]{AssetFormats.WORKING_SET}, 0, -1, "workingsetList",
new GenericCallback<TableDataResult>() {