WIP: The tracing service prototype

content/child/child_thread_impl.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 "content/child/child_thread_impl.h"
 
 #include <signal.h>
 #include <string>
 #include <utility>
 
 #include "base/base_switches.h"
+#include "base/bind.h"
 #include "base/command_line.h"
 #include "base/debug/alias.h"
 #include "base/debug/leak_annotations.h"
 #include "base/debug/profiler.h"
 #include "base/lazy_instance.h"
 #include "base/location.h"
 #include "base/logging.h"
 #include "base/macros.h"
 #include "base/memory/ptr_util.h"
 #include "base/message_loop/timer_slack.h"
@@ skipping 38 matching lines @@
 #include "ipc/ipc_sync_channel.h"
 #include "ipc/ipc_sync_message_filter.h"
 #include "mojo/edk/embedder/embedder.h"
 #include "mojo/edk/embedder/named_platform_channel_pair.h"
 #include "mojo/edk/embedder/platform_channel_pair.h"
 #include "mojo/edk/embedder/scoped_ipc_support.h"
 #include "mojo/public/cpp/system/buffer.h"
 #include "mojo/public/cpp/system/platform_handle.h"
 #include "services/device/public/cpp/power_monitor/power_monitor_broadcast_source.h"
 #include "services/resource_coordinator/public/cpp/memory/process_local_dump_manager_impl.h"
+#include "services/resource_coordinator/public/cpp/tracing/chrome_agent.h"
+#include "services/resource_coordinator/public/interfaces/tracing/tracing.mojom.h"
 #include "services/service_manager/public/cpp/connector.h"
 #include "services/service_manager/public/cpp/interface_provider.h"
 #include "services/service_manager/runner/common/client_util.h"
 
 #if defined(OS_POSIX)
 #include "base/posix/global_descriptors.h"
 #include "content/public/common/content_descriptors.h"
 #endif
 
 #if defined(OS_MACOSX)
@@ skipping 395 matching lines @@
 
   channel_->AddFilter(histogram_message_filter_.get());
   channel_->AddFilter(resource_message_filter_.get());
   channel_->AddFilter(quota_message_filter_->GetFilter());
   channel_->AddFilter(notification_dispatcher_->GetFilter());
   channel_->AddFilter(service_worker_message_filter_->GetFilter());
 
   if (!IsInBrowserProcess()) {
     // In single process mode, browser-side tracing and memory will cover the
     // whole process including renderers.
-    channel_->AddFilter(new tracing::ChildTraceMessageFilter(
-        ChildProcess::current()->io_task_runner()));
+    // channel_->AddFilter(new tracing::ChildTraceMessageFilter(
+    //     ChildProcess::current()->io_task_runner()));
     channel_->AddFilter(new ChildMemoryMessageFilter());
 
     if (service_manager_connection_) {
+      resource_coordinator::tracing::mojom::AgentSetPtr agent_set;
+      GetConnector()->BindInterface("tracing", mojo::MakeRequest(&agent_set));
+      resource_coordinator::tracing::ChromeAgent::InitializeIfNeeded(
+          std::move(agent_set));
+
       memory_instrumentation::ProcessLocalDumpManagerImpl::Config config(
           GetConnector(), mojom::kBrowserServiceName);
       memory_instrumentation::ProcessLocalDumpManagerImpl::CreateInstance(
           config);
     }
   }
 
   // In single process mode we may already have a power monitor,
   // also for some edge cases where there is no ServiceManagerConnection, we do
   // not create the power monitor.
@@ skipping 320 matching lines @@
   Listener* route = router_.GetRoute(routing_id);
   if (route)
     route->OnAssociatedInterfaceRequest(name, request.PassHandle());
 }
 
 bool ChildThreadImpl::IsInBrowserProcess() const {
   return static_cast<bool>(browser_process_io_runner_);
 }
 
 }  // namespace content