base/debug/trace_event.cc

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "base/debug/trace_event.h"
   6
   7 namespace trace_event_internal {
   8
   9 void TraceEndOnScopeClose::Initialize(const unsigned char* category_enabled,
  10                                       const char* name) {
  11   data_.category_enabled = category_enabled;
  12   data_.name = name;
  13   p_data_ = &data_;
  14 }
  15
  16 void TraceEndOnScopeClose::AddEventIfEnabled() {
  17   // Only called when p_data_ is non-null.
  18   if (*p_data_->category_enabled) {
  19     TRACE_EVENT_API_ADD_TRACE_EVENT(
  20         TRACE_EVENT_PHASE_END,
  21         p_data_->category_enabled,
  22         p_data_->name, kNoEventId,
  23         kZeroNumArgs, NULL, NULL, NULL,
  24         TRACE_EVENT_FLAG_NONE);
  25   }
  26 }
  27
  28 }  // namespace trace_event_internal