Use continual gathering to restore backup connections

webrtc/api/webrtcsession_unittest.cc

Index: webrtc/api/webrtcsession_unittest.cc
diff --git a/webrtc/api/webrtcsession_unittest.cc b/webrtc/api/webrtcsession_unittest.cc
index ee1d19b23adaee4cf899e28666b294dafc0aa127..29f94dedb4782414e9f2dfb9d29eb609f0a09a8d 100644
--- a/webrtc/api/webrtcsession_unittest.cc
+++ b/webrtc/api/webrtcsession_unittest.cc
@@ -2242,7 +2242,9 @@ TEST_F(WebRtcSessionTest,
   candidates = local_desc->candidates(kMediaContentIndex0);
   size_t num_local_candidates = candidates->count();
   // Enable Continual Gathering
-  session_->SetIceConfig(cricket::IceConfig(-1, -1, true, false, -1, true));
+  cricket::IceConfig config;
+  config.continual_gathering_policy = cricket::GATHER_CONTINUALLY;
+  session_->SetIceConfig(config);
   // Bring down the network interface to trigger candidate removals.
   RemoveInterface(rtc::SocketAddress(kClientAddrHost1, kClientAddrPort));
   // Verify that all local candidates are removed.