Trace_event upgrades

chrome/browser/renderer_host/render_message_filter.h

Index: chrome/browser/renderer_host/render_message_filter.h
diff --git a/chrome/browser/renderer_host/render_message_filter.h b/chrome/browser/renderer_host/render_message_filter.h
index ff50fab7ea028632cd62ea51f687e6dc60f59213..7602cdf90ca93b0981bbf471420dcc6356d1b1a5 100644
--- a/chrome/browser/renderer_host/render_message_filter.h
+++ b/chrome/browser/renderer_host/render_message_filter.h
@@ -327,6 +327,10 @@ class RenderMessageFilter : public BrowserMessageFilter,
       const std::string& extension_id,
       const std::string& default_locale,
       IPC::Message* reply_msg);
+
+  void OnTraceDataCollectedRemotely(const std::string& json_events);
+  void OnTraceDataCollectedRemotelyOnUIThread(const std::string& json_events);

[Ken Russell (switch to Gerrit), 2011/02/25 00:56:36]

The latter should be private if you need it at all. I think you can just call
TraceLog::GetInstance() from the IO thread and post the RunnableMethod against
it directly form within OnTraceDataCollectedRemotely. Look around in the source
base to see if there are other patterns like this.

+
   void OnAsyncOpenFile(const IPC::Message& msg,
                        const FilePath& path,
                        int flags,