Set up the infrastructure for Extension event metrics.

extensions/browser/api/sockets_tcp_server/tcp_server_socket_event_dispatcher.cc

 // Copyright 2014 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 "extensions/browser/api/sockets_tcp_server/tcp_server_socket_event_dispatcher.h"
 
 #include "base/lazy_instance.h"
 #include "extensions/browser/api/socket/tcp_socket.h"
 #include "extensions/browser/event_router.h"
 #include "extensions/browser/extensions_browser_client.h"
@@ skipping 116 matching lines @@
         new ResumableTCPSocket(socket, params.extension_id, true);
     client_socket->set_paused(true);
     int client_socket_id = params.client_sockets->Add(client_socket);
 
     // Dispatch "onAccept" event.
     sockets_tcp_server::AcceptInfo accept_info;
     accept_info.socket_id = params.socket_id;
     accept_info.client_socket_id = client_socket_id;
     scoped_ptr<base::ListValue> args =
         sockets_tcp_server::OnAccept::Create(accept_info);
-    scoped_ptr<Event> event(
-        new Event(sockets_tcp_server::OnAccept::kEventName, args.Pass()));
+    scoped_ptr<Event> event(new Event(events::UNKNOWN,
+                                      sockets_tcp_server::OnAccept::kEventName,
+                                      args.Pass()));
     PostEvent(params, event.Pass());
 
     // Post a task to delay the "accept" until the socket is available, as
     // calling StartAccept at this point would error with ERR_IO_PENDING.
     BrowserThread::PostTask(
         params.thread_id,
         FROM_HERE,
         base::Bind(&TCPServerSocketEventDispatcher::StartAccept, params));
   } else {
     // Dispatch "onAcceptError" event but don't start another accept to avoid
     // potential infinite "accepts" if we have a persistent network error.
     sockets_tcp_server::AcceptErrorInfo accept_error_info;
     accept_error_info.socket_id = params.socket_id;
     accept_error_info.result_code = result_code;
     scoped_ptr<base::ListValue> args =
         sockets_tcp_server::OnAcceptError::Create(accept_error_info);
     scoped_ptr<Event> event(
-        new Event(sockets_tcp_server::OnAcceptError::kEventName, args.Pass()));
+        new Event(events::UNKNOWN,
+                  sockets_tcp_server::OnAcceptError::kEventName, args.Pass()));
     PostEvent(params, event.Pass());
 
     // Since we got an error, the socket is now "paused" until the application
     // "resumes" it.
     ResumableTCPServerSocket* socket =
         params.server_sockets->Get(params.extension_id, params.socket_id);
     if (socket) {
       socket->set_paused(true);
     }
   }
@@ skipping 23 matching lines @@
       reinterpret_cast<content::BrowserContext*>(browser_context_id);
   if (!extensions::ExtensionsBrowserClient::Get()->IsValidContext(context))
     return;
   EventRouter* router = EventRouter::Get(context);
   if (router)
     router->DispatchEventToExtension(extension_id, event.Pass());
 }
 
 }  // namespace core_api
 }  // namespace extensions