Standardize "net" category trace events

net/socket/websocket_transport_client_socket_pool.cc

 // Copyright 2014 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/websocket_transport_client_socket_pool.h"
 
 #include <algorithm>
 #include <utility>
 
 #include "base/compiler_specific.h"
 #include "base/location.h"
 #include "base/logging.h"
 #include "base/numerics/safe_conversions.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/base/trace_constants.h"
 #include "net/log/net_log_event_type.h"
 #include "net/log/net_log_source.h"
 #include "net/log/net_log_source_type.h"
 #include "net/socket/client_socket_handle.h"
 #include "net/socket/client_socket_pool_base.h"
 #include "net/socket/websocket_endpoint_lock_manager.h"
 #include "net/socket/websocket_transport_connect_sub_job.h"
 
 namespace net {
 
@@ skipping 86 matching lines @@
   connect_timing_.dns_start = base::TimeTicks::Now();
 
   return resolver_->Resolve(
       params_->destination(), priority(), &addresses_,
       base::Bind(&WebSocketTransportConnectJob::OnIOComplete,
                  base::Unretained(this)),
       &request_, net_log());
 }
 
 int WebSocketTransportConnectJob::DoResolveHostComplete(int result) {
-  TRACE_EVENT0("net", "WebSocketTransportConnectJob::DoResolveHostComplete");
+  TRACE_EVENT0(kNetTracingCategory,
+               "WebSocketTransportConnectJob::DoResolveHostComplete");
   connect_timing_.dns_end = base::TimeTicks::Now();
   // Overwrite connection start time, since for connections that do not go
   // through proxies, |connect_start| should not include dns lookup time.
   connect_timing_.connect_start = connect_timing_.dns_end;
 
   if (result != OK)
     return result;
 
   // Invoke callback, and abort if it fails.
   if (!params_->host_resolution_callback().is_null()) {
@@ skipping 557 matching lines @@
       handle(handle),
       callback(callback),
       net_log(net_log) {}
 
 WebSocketTransportClientSocketPool::StalledRequest::StalledRequest(
     const StalledRequest& other) = default;
 
 WebSocketTransportClientSocketPool::StalledRequest::~StalledRequest() {}
 
 }  // namespace net