Add TRACE_EVENT macros to net.

net/url_request/url_request_http_job.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/url_request/url_request_http_job.h"
 
 #include "base/base_switches.h"
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/command_line.h"
 #include "base/compiler_specific.h"
 #include "base/file_version_info.h"
 #include "base/location.h"
 #include "base/macros.h"
 #include "base/metrics/field_trial.h"
 #include "base/metrics/histogram_macros.h"
 #include "base/profiler/scoped_tracker.h"
 #include "base/rand_util.h"
 #include "base/single_thread_task_runner.h"
 #include "base/strings/string_util.h"
 #include "base/thread_task_runner_handle.h"
 #include "base/time/time.h"
+#include "base/trace_event/trace_event.h"
 #include "base/values.h"
 #include "net/base/host_port_pair.h"
 #include "net/base/load_flags.h"
 #include "net/base/net_errors.h"
 #include "net/base/network_delegate.h"
 #include "net/base/network_quality_estimator.h"
 #include "net/base/registry_controlled_domains/registry_controlled_domain.h"
 #include "net/base/sdch_manager.h"
 #include "net/base/sdch_net_log_params.h"
 #include "net/base/url_util.h"
@@ skipping 914 matching lines @@
   // Only process the first Expect-CT header value.
   HttpResponseHeaders* headers = GetResponseHeaders();
   std::string value;
   if (headers->EnumerateHeader(nullptr, "Expect-CT", &value)) {
     security_state->ProcessExpectCTHeader(
         value, HostPortPair::FromURL(request_info_.url), ssl_info);
   }
 }
 
 void URLRequestHttpJob::OnStartCompleted(int result) {
+  TRACE_EVENT0(TRACE_DISABLED_BY_DEFAULT("net"),
+               "URLRequestHttpJob::OnStartCompleted");
   RecordTimer();
 
   // If the request was destroyed, then there is no more work to do.
   if (!request_)
     return;
 
   // If the job is done (due to cancellation), can just ignore this
   // notification.
   if (done_)
     return;
@@ skipping 88 matching lines @@
 void URLRequestHttpJob::OnHeadersReceivedCallback(int result) {
   awaiting_callback_ = false;
 
   // Check that there are no callbacks to already canceled requests.
   DCHECK_NE(URLRequestStatus::CANCELED, GetStatus().status());
 
   SaveCookiesAndNotifyHeadersComplete(result);
 }
 
 void URLRequestHttpJob::OnReadCompleted(int result) {
+  TRACE_EVENT0(TRACE_DISABLED_BY_DEFAULT("net"),
+               "URLRequestHttpJob::OnReadCompleted");
   read_in_progress_ = false;
 
   DCHECK_NE(ERR_IO_PENDING, result);
 
   if (ShouldFixMismatchedContentLength(result))
     result = OK;
 
   // EOF or error, done with this job.
   if (result <= 0)
     DoneWithRequest(FINISHED);
@@ skipping 554 matching lines @@
   return override_response_headers_.get() ?
              override_response_headers_.get() :
              transaction_->GetResponseInfo()->headers.get();
 }
 
 void URLRequestHttpJob::NotifyURLRequestDestroyed() {
   awaiting_callback_ = false;
 }
 
 }  // namespace net