Report text output and exit code for command-line operations.

chrome/browser/chrome_process_singleton.cc

 // Copyright (c) 2013 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/chrome_process_singleton.h"
 
 ChromeProcessSingleton::ChromeProcessSingleton(
     const base::FilePath& user_data_dir,
-    const ProcessSingleton::NotificationCallback& notification_callback)
+    const NotificationCallback& notification_callback)
     : startup_lock_(notification_callback),
       modal_dialog_lock_(startup_lock_.AsNotificationCallback()),
       process_singleton_(user_data_dir,
                          modal_dialog_lock_.AsNotificationCallback()) {
 }
 
 
 ChromeProcessSingleton::ChromeProcessSingleton(
       const base::FilePath& user_data_dir,
-      const ProcessSingleton::NotificationCallback& notification_callback,
+      const NotificationCallback& notification_callback,
       const ProcessSingletonModalDialogLock::SetForegroundWindowHandler&
           set_foreground_window_handler)
     : startup_lock_(notification_callback),
       modal_dialog_lock_(startup_lock_.AsNotificationCallback(),
                          set_foreground_window_handler),
       process_singleton_(user_data_dir,
                          modal_dialog_lock_.AsNotificationCallback()) {
 }
 
 ChromeProcessSingleton::~ChromeProcessSingleton() {
 }
 
 ProcessSingleton::NotifyResult
     ChromeProcessSingleton::NotifyOtherProcessOrCreate() {
   return process_singleton_.NotifyOtherProcessOrCreate();
 }
 
 void ChromeProcessSingleton::Cleanup() {
   process_singleton_.Cleanup();
 }
 
 void ChromeProcessSingleton::SetActiveModalDialog(
     gfx::NativeWindow active_dialog) {
   modal_dialog_lock_.SetActiveModalDialog(active_dialog);
 }
 
 void ChromeProcessSingleton::Unlock() {
   startup_lock_.Unlock();
 }