For TestResolverShutdown, use address that can't be resolved.

webrtc/p2p/base/turnport_unittest.cc

Index: webrtc/p2p/base/turnport_unittest.cc
diff --git a/webrtc/p2p/base/turnport_unittest.cc b/webrtc/p2p/base/turnport_unittest.cc
index 00a62fa70b444b4148ca583151a5ee7ca6621e08..ab87de38ca195a477a0e2ac1cebaea40bae861b7 100644
--- a/webrtc/p2p/base/turnport_unittest.cc
+++ b/webrtc/p2p/base/turnport_unittest.cc
@@ -813,7 +813,7 @@ TEST_F(TurnPortTest, TestResolverShutdown) {
   // Need to supply unresolved address to kick off resolver.
   CreateTurnPort(kLocalIPv6Addr, kTurnUsername, kTurnPassword,
                  cricket::ProtocolAddress(rtc::SocketAddress(
-                    "stun.l.google.com", 3478), cricket::PROTO_UDP));
+                    "www.google.invalid", 3478), cricket::PROTO_UDP));
   turn_port_->PrepareAddress();
   ASSERT_TRUE_WAIT(turn_error_, kTimeout);
   EXPECT_TRUE(turn_port_->Candidates().empty());