Set up the infrastructure for Extension event metrics.

chrome/browser/signin/easy_unlock_app_manager.cc

 // Copyright 2015 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 "chrome/browser/signin/easy_unlock_app_manager.h"
 
 #include "base/command_line.h"
 #include "base/location.h"
 #include "chrome/browser/extensions/api/screenlock_private/screenlock_private_api.h"
 #include "chrome/browser/extensions/component_loader.h"
@@ skipping 144 matching lines @@
     return false;
 
   extensions::api::easy_unlock_private::UserInfo info;
   info.user_id = user_id;
   info.logged_in = is_logged_in;
   info.data_ready = data_ready;
 
   scoped_ptr<base::ListValue> args(new base::ListValue());
   args->Append(info.ToValue().release());
 
-  scoped_ptr<extensions::Event> event(
-      new extensions::Event(event_name, args.Pass()));
+  scoped_ptr<extensions::Event> event(new extensions::Event(
+      extensions::events::UNKNOWN, event_name, args.Pass()));
 
   event_router->DispatchEventToExtension(app_id_, event.Pass());
   return true;
 }
 
 bool EasyUnlockAppManagerImpl::SendAuthAttemptEvent() {
   ExtensionService* extension_service = extension_system_->extension_service();
   if (!extension_service)
     return false;
 
@@ skipping 11 matching lines @@
 }
 
 // static
 scoped_ptr<EasyUnlockAppManager> EasyUnlockAppManager::Create(
     extensions::ExtensionSystem* extension_system,
     int manifest_id,
     const base::FilePath& app_path) {
   return scoped_ptr<EasyUnlockAppManager>(
       new EasyUnlockAppManagerImpl(extension_system, manifest_id, app_path));
 }