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

webrtc/p2p/base/turnport_unittest.cc

 /*
  *  Copyright 2012 The WebRTC Project Authors. All rights reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 #if defined(WEBRTC_POSIX)
@@ skipping 795 matching lines @@
 
 // This test verifies any FD's are not leaked after TurnPort is destroyed.
 // https://code.google.com/p/webrtc/issues/detail?id=2651
 #if defined(WEBRTC_LINUX) && !defined(WEBRTC_ANDROID)
 TEST_F(TurnPortTest, TestResolverShutdown) {
   turn_server_.AddInternalSocket(kTurnUdpIPv6IntAddr, cricket::PROTO_UDP);
   int last_fd_count = GetFDCount();
   // 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());
   turn_port_.reset();
   rtc::Thread::Current()->Post(this, MSG_TESTFINISH);
   // Waiting for above message to be processed.
   ASSERT_TRUE_WAIT(test_finish_, kTimeout);
   EXPECT_EQ(last_fd_count, GetFDCount());
 }
 #endif