Record Chrome trace events in tcmalloc heap profiles

content/gpu/gpu_main.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 <stdlib.h>
 
 #if defined(OS_WIN)
 #include <windows.h>
 #endif
 
 #include "base/debug/trace_event.h"
+#include "base/debug/trace_event_memory.h"
 #include "base/lazy_instance.h"
 #include "base/message_loop.h"
 #include "base/rand_util.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/stringprintf.h"
 #include "base/threading/platform_thread.h"
 #include "build/build_config.h"
 #include "content/child/child_process.h"
 #include "content/common/gpu/gpu_config.h"
 #include "content/common/gpu/gpu_messages.h"
@@ skipping 262 matching lines @@
                                                     gpu_info,
                                                     deferred_messages.Get());
   while (!deferred_messages.Get().empty())
     deferred_messages.Get().pop();
 
   child_thread->Init(start_time);
 
   gpu_process.set_main_thread(child_thread);
 
   {
+    base::debug::TraceMemoryController trace_memory_controller(
+        main_message_loop.message_loop_proxy());
     TRACE_EVENT0("gpu", "Run Message Loop");
     main_message_loop.Run();
   }
 
   child_thread->StopWatchdog();
 
   return 0;
 }
 
 namespace {
@@ skipping 119 matching lines @@
     return true;
   }
 
   return false;
 }
 #endif  // defined(OS_WIN)
 
 }  // namespace.
 
 }  // namespace content