Collect profiler stats from browser child processes.

content/browser/renderer_host/render_process_host_impl.cc

 // Copyright (c) 2011 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.
 
 // Represents the browser side of the browser <--> renderer communication
 // channel. There will be one RenderProcessHost per renderer process.
 
 #include "content/browser/renderer_host/render_process_host_impl.h"
 
 #include <algorithm>
@@ skipping 15 matching lines @@
 #include "base/metrics/histogram.h"
 #include "base/path_service.h"
 #include "base/platform_file.h"
 #include "base/process_util.h"
 #include "base/rand_util.h"
 #include "base/stl_util.h"
 #include "base/string_util.h"
 #include "base/sys_info.h"
 #include "base/threading/thread.h"
 #include "base/threading/thread_restrictions.h"
+#include "base/tracked_objects.h"
 #include "content/browser/appcache/appcache_dispatcher_host.h"
 #include "content/browser/browser_child_process_host.h"
 #include "content/browser/browser_context.h"
 #include "content/browser/browser_main.h"
 #include "content/browser/child_process_security_policy.h"
 #include "content/browser/device_orientation/message_filter.h"
 #include "content/browser/download/mhtml_generation_manager.h"
 #include "content/browser/file_system/file_system_dispatcher_host.h"
 #include "content/browser/geolocation/geolocation_dispatcher_host.h"
 #include "content/browser/gpu/gpu_data_manager.h"
 #include "content/browser/gpu/gpu_process_host.h"
 #include "content/browser/in_process_webkit/dom_storage_message_filter.h"
 #include "content/browser/in_process_webkit/indexed_db_dispatcher_host.h"
 #include "content/browser/mime_registry_message_filter.h"
 #include "content/browser/plugin_service.h"
+#include "content/browser/profiler_message_filter.h"
 #include "content/browser/renderer_host/blob_message_filter.h"
 #include "content/browser/renderer_host/clipboard_message_filter.h"
 #include "content/browser/renderer_host/database_message_filter.h"
 #include "content/browser/renderer_host/file_utilities_message_filter.h"
 #include "content/browser/renderer_host/gamepad_browser_message_filter.h"
 #include "content/browser/renderer_host/gpu_message_filter.h"
 #include "content/browser/renderer_host/media/audio_input_renderer_host.h"
 #include "content/browser/renderer_host/media/audio_renderer_host.h"
 #include "content/browser/renderer_host/media/media_stream_dispatcher_host.h"
 #include "content/browser/renderer_host/media/video_capture_host.h"
@@ skipping 465 matching lines @@
       &GetBrowserContext()->GetResourceContext()));
 #endif
 
   channel_->AddFilter(new TraceMessageFilter());
   channel_->AddFilter(new ResolveProxyMsgHelper(
       GetBrowserContext()->GetRequestContextForRenderProcess(GetID())));
   channel_->AddFilter(new QuotaDispatcherHost(
       GetID(), GetBrowserContext()->GetQuotaManager(),
       content::GetContentClient()->browser()->CreateQuotaPermissionContext()));
   channel_->AddFilter(new GamepadBrowserMessageFilter);
+  channel_->AddFilter(new ProfilerMessageFilter());
 }
 
 int RenderProcessHostImpl::GetNextRoutingID() {
   return widget_helper_->GetNextRoutingID();
 }
 
 void RenderProcessHostImpl::UpdateAndSendMaxPageID(int32 page_id) {
   if (page_id > max_page_id_)
     Send(new ViewMsg_SetNextPageID(page_id + 1));
   UpdateMaxPageID(page_id);
@@ skipping 381 matching lines @@
   }
   return listener->OnMessageReceived(msg);
 }
 
 void RenderProcessHostImpl::OnChannelConnected(int32 peer_pid) {
 #if defined(IPC_MESSAGE_LOG_ENABLED)
   Send(new ChildProcessMsg_SetIPCLoggingEnabled(
       IPC::Logging::GetInstance()->Enabled()));
 #endif
 
+  bool enable = tracked_objects::ThreadData::tracking_status();
+  Send(new ChildProcessMsg_SetProfilerStatus(enable));
+
   // Make sure the child checks with us before exiting, so that we do not try
   // to schedule a new navigation in a swapped out and exiting renderer.
   Send(new ChildProcessMsg_AskBeforeShutdown());
 }
 
 void RenderProcessHostImpl::OnChannelError() {
   if (!channel_.get())
     return;
 
   // Store the handle before it gets changed.
@@ skipping 360 matching lines @@
 void RenderProcessHostImpl::OnRevealFolderInOS(const FilePath& path) {
   // Only honor the request if appropriate persmissions are granted.
   if (ChildProcessSecurityPolicy::GetInstance()->CanReadFile(GetID(), path))
     content::GetContentClient()->browser()->OpenItem(path);
 }
 
 void RenderProcessHostImpl::OnSavedPageAsMHTML(int job_id, int64 data_size) {
   content::GetContentClient()->browser()->GetMHTMLGenerationManager()->
       MHTMLGenerated(job_id, data_size);
 }