Fix unused result error
@ -924,7 +924,7 @@ TEST_F(XdsResolverTest, XdsResolverIsUsed) {
// Use xds-experimental scheme in URI.
ResetStub(0, "", "xds-experimental");
// Send an RPC to trigger resolution.
SendRpc();
auto unused_result = SendRpc();
// Xds resolver returns xds_experimental as the LB policy.
EXPECT_EQ("xds_experimental", channel_->GetLoadBalancingPolicyName());
}