Add quic_stack_trace.

net/tools/quic/test_tools/quic_test_client.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "net/tools/quic/test_tools/quic_test_client.h"
 
 #include <memory>
 #include <utility>
 #include <vector>
 
 #include "base/memory/ptr_util.h"
 #include "base/time/time.h"
 #include "net/base/completion_callback.h"
 #include "net/base/net_errors.h"
 #include "net/cert/cert_verify_result.h"
 #include "net/cert/x509_certificate.h"
 #include "net/quic/core/crypto/proof_verifier.h"
 #include "net/quic/core/quic_flags.h"
 #include "net/quic/core/quic_server_id.h"
 #include "net/quic/core/quic_utils.h"
 #include "net/quic/core/spdy_utils.h"
 #include "net/quic/platform/api/quic_logging.h"
+#include "net/quic/platform/api/quic_stack_trace.h"
 #include "net/quic/platform/api/quic_text_utils.h"
 #include "net/quic/test_tools/crypto_test_utils.h"
 #include "net/quic/test_tools/quic_connection_peer.h"
 #include "net/quic/test_tools/quic_spdy_session_peer.h"
 #include "net/quic/test_tools/quic_stream_peer.h"
 #include "net/quic/test_tools/quic_test_utils.h"
 #include "net/tools/quic/quic_epoll_connection_helper.h"
 #include "net/tools/quic/quic_packet_writer_wrapper.h"
 #include "net/tools/quic/quic_spdy_client_stream.h"
 #include "net/tools/quic/test_tools/quic_client_peer.h"
@@ skipping 507 matching lines @@
   QuicTime end_waiting_time =
       clock->Now() + QuicTime::Delta::FromMicroseconds(timeout_us);
   while (HaveActiveStream() && !(trigger && trigger()) &&
          (timeout_us < 0 || clock->Now() < end_waiting_time)) {
     client_->WaitForEvents();
   }
   if (timeout_us > 0) {
     epoll_server()->set_timeout_in_us(old_timeout_us);
   }
   if (trigger && !trigger()) {
-    VLOG(1) << "Client WaitUntil returning with trigger returning false.";
+    VLOG(1) << "Client WaitUntil returning with trigger returning false."
+            << QuicStackTrace();
     return false;
   }
   return true;
 }
 
 ssize_t QuicTestClient::Send(const void* buffer, size_t size) {
   return SendData(string(static_cast<const char*>(buffer), size), false);
 }
 
 bool QuicTestClient::response_headers_complete() const {
@@ skipping 147 matching lines @@
   } else if (uri[0] == '/') {
     url = "https://" + client_->server_id().host() + uri;
   } else {
     url = "https://" + uri;
   }
   return SpdyUtils::PopulateHeaderBlockFromUrl(url, headers);
 }
 
 }  // namespace test
 }  // namespace net