message: Remove obsolete test changes
  Cr-Commit-Position: refs/heads/master@{#28200}
diff: @@ -5160,14 +5160,9 @@ TEST_P(PeerConnectionIntegrationTest, RegatherAfterChangingIceTransportType) {
  callee()->pc()->SetConfiguration(callee_config);
  EXPECT_EQ_WAIT(cricket::LOCAL_PORT_TYPE,
  callee()->last_candidate_gathered().type(), kDefaultTimeout);
  -
  - // PeerConnections must be closed before ScopedFieldTrials goes out of scope.
  - ClosePeerConnections();
  }
  TEST_P(PeerConnectionIntegrationTest, OnIceCandidateError) {
  - webrtc::test::ScopedFieldTrials field_trials(
  - "WebRTC-GatherOnCandidateFilterChanged/Enabled/");
  static const rtc::SocketAddress turn_server_internal_address{"88.88.88.0",
  3478};
  static const rtc::SocketAddress turn_server_external_address{"88.88.88.1", 0};
  