Add logs when stun or turn host lookup is completed.

webrtc/p2p/base/stunport.cc

 /*
  *  Copyright 2004 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.
  */
 
@@ skipping 345 matching lines @@
     SendStunBindingRequest(*it);
   }
 }
 
 void UDPPort::ResolveStunAddress(const rtc::SocketAddress& stun_addr) {
   if (!resolver_) {
     resolver_.reset(new AddressResolver(socket_factory()));
     resolver_->SignalDone.connect(this, &UDPPort::OnResolveResult);
   }
 
+  LOG_J(LS_INFO, this) << "Starting STUN host lookup for "
+                       << stun_addr.ToSensitiveString();
   resolver_->Resolve(stun_addr);
 }
 
 void UDPPort::OnResolveResult(const rtc::SocketAddress& input,
                               int error) {
   ASSERT(resolver_.get() != NULL);
 
   rtc::SocketAddress resolved;
   if (error != 0 ||
       !resolver_->GetResolvedAddress(input, ip().family(), &resolved))  {
@@ skipping 126 matching lines @@
   const std::vector<Candidate>& existing_candidates = Candidates();
   std::vector<Candidate>::const_iterator it = existing_candidates.begin();
   for (; it != existing_candidates.end(); ++it) {
     if (it->address() == addr)
       return true;
   }
   return false;
 }
 
 }  // namespace cricket