Standardize "net" category trace events

net/socket/client_socket_pool_base.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_pool_base.h"
 
 #include <algorithm>
 #include <utility>
 
 #include "base/compiler_specific.h"
 #include "base/format_macros.h"
 #include "base/location.h"
 #include "base/logging.h"
 #include "base/metrics/histogram_macros.h"
 #include "base/single_thread_task_runner.h"
 #include "base/strings/string_util.h"
 #include "base/threading/thread_task_runner_handle.h"
 #include "base/time/time.h"
 #include "base/trace_event/trace_event.h"
 #include "base/values.h"
 #include "net/base/net_errors.h"
 #include "net/log/net_log.h"
 #include "net/log/net_log_event_type.h"
 #include "net/log/net_log_source.h"
+#include "net/log/trace_constants.h"
 
 using base::TimeDelta;
 
 namespace net {
 
 namespace {
 
 // Indicate whether or not we should establish a new transport layer connection
 // after a certain timeout has passed without receiving an ACK.
 bool g_connect_backup_jobs_enabled = true;
@@ skipping 86 matching lines @@
 
 void ConnectJob::SetSocket(std::unique_ptr<StreamSocket> socket) {
   if (socket) {
     net_log().AddEvent(NetLogEventType::CONNECT_JOB_SET_SOCKET,
                        socket->NetLog().source().ToEventParametersCallback());
   }
   socket_ = std::move(socket);
 }
 
 void ConnectJob::NotifyDelegateOfCompletion(int rv) {
-  TRACE_EVENT0("net", "ConnectJob::NotifyDelegateOfCompletion");
+  TRACE_EVENT0(kNetTracingCategory, "ConnectJob::NotifyDelegateOfCompletion");
   // The delegate will own |this|.
   Delegate* delegate = delegate_;
   delegate_ = NULL;
 
   LogConnectCompletion(rv);
   delegate->OnConnectJobComplete(rv, this);
 }
 
 void ConnectJob::ResetTimer(base::TimeDelta remaining_time) {
   timer_.Stop();
@@ skipping 1242 matching lines @@
   // If there are no more requests, kill the backup timer.
   if (pending_requests_.empty())
     backup_job_timer_.Stop();
   request->CrashIfInvalid();
   return request;
 }
 
 }  // namespace internal
 
 }  // namespace net