Log states of JobController in Net MemoryDumpProvider

net/socket/client_socket_handle.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/socket/client_socket_handle.h"
 
 #include <utility>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
@@ skipping 117 matching lines @@
   // No times if the socket is reused.
   if (is_reused)
     return true;
 
   load_timing_info->connect_timing = connect_timing_;
   return true;
 }
 
 void ClientSocketHandle::DumpMemoryStats(
     StreamSocket::SocketMemoryStats* stats) const {
+  if (!socket_)
+    return;
   socket_->DumpMemoryStats(stats);
 }
 
 void ClientSocketHandle::SetSocket(std::unique_ptr<StreamSocket> s) {
   socket_ = std::move(s);
 }
 
 void ClientSocketHandle::OnIOComplete(int result) {
   TRACE_EVENT0(kNetTracingCategory, "ClientSocketHandle::OnIOComplete");
   CompletionCallback callback = user_callback_;
@@ skipping 21 matching lines @@
   // Broadcast that the socket has been acquired.
   // TODO(eroman): This logging is not complete, in particular set_socket() and
   // release() socket. It ends up working though, since those methods are being
   // used to layer sockets (and the destination sources are the same).
   DCHECK(socket_.get());
   socket_->NetLog().BeginEvent(NetLogEventType::SOCKET_IN_USE,
                                requesting_source_.ToEventParametersCallback());
 }
 
 }  // namespace net