message: Clear owned delegates before they are being populated, which avoids leaving unused delegates in multi-option runs.
diff: @@ -615,6 +615,7 @@ TfLiteStatus BenchmarkTfLiteModel::Init() {
  interpreter_->UseNNAPI(params_.Get<bool>("use_legacy_nnapi"));
  interpreter_->SetAllowFp16PrecisionForFp32(params_.Get<bool>("allow_fp16"));
  + owned_delegates_.clear();
  for (const auto& delegate_provider : GetRegisteredDelegateProviders()) {
  auto delegate = delegate_provider->CreateTfLiteDelegate(params_);
  // It's possible that a delegate of certain type won't be created as
  