&return_opers);
  ASSERT_EQ(1, num_return_opers);
  EXPECT_EQ(scalar2, return_opers[0]);  // not remapped

  TF_DeleteImportGraphDefResults(results);

  // Import again, with control dependencies, into the same graph.
  TF_DeleteImportGraphDefOptions(opts);
  opts = TF_NewImportGraphDefOptions();

TF_CAPI_EXPORT extern void TF_DeleteImportGraphDefResults(
    TF_ImportGraphDefResults* results);

// Import the graph serialized in `graph_def` into `graph`.  Returns nullptr and
// a bad status on error. Otherwise, returns a populated
// TF_ImportGraphDefResults instance. The returned instance must be deleted via
// TF_DeleteImportGraphDefResults().
TF_CAPI_EXPORT extern TF_ImportGraphDefResults*

  *src_names = results->missing_unused_key_names.data();
  *src_indexes = results->missing_unused_key_indexes.data();
}

void TF_DeleteImportGraphDefResults(TF_ImportGraphDefResults* results) {
  delete results;
}

static void GraphImportGraphDefLocked(TF_Graph* graph, const GraphDef& def,