Move CommandLine to base namespace.

chrome/browser/process_singleton_modal_dialog_lock.h

 // 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.
 
 #ifndef CHROME_BROWSER_PROCESS_SINGLETON_MODAL_DIALOG_LOCK_H_
 #define CHROME_BROWSER_PROCESS_SINGLETON_MODAL_DIALOG_LOCK_H_
 
 #include "base/basictypes.h"
 #include "base/callback_forward.h"
 #include "chrome/browser/process_singleton.h"
 #include "ui/gfx/native_widget_types.h"
 
+namespace base {
 class CommandLine;
-
-namespace base {
 class FilePath;
 }
 
 // Provides a ProcessSingleton::NotificationCallback that prevents
 // command-line handling when a modal dialog is active during startup. The
 // client must ensure that SetActiveModalDialog is called appropriately when
 // such dialogs are displayed or dismissed.
 //
 // While a dialog is active, the ProcessSingleton notification
 // callback will handle but ignore notifications:
@@ skipping 18 matching lines @@
   // Receives a handle to the active modal dialog, or NULL if the active dialog
   // is dismissed.
   void SetActiveModalDialog(gfx::NativeWindow active_dialog);
 
   // Returns the ProcessSingleton::NotificationCallback.
   // The callback is only valid during the lifetime of the
   // ProcessSingletonModalDialogLock instance.
   ProcessSingleton::NotificationCallback AsNotificationCallback();
 
  private:
-  bool NotificationCallbackImpl(const CommandLine& command_line,
+  bool NotificationCallbackImpl(const base::CommandLine& command_line,
                                 const base::FilePath& current_directory);
 
   gfx::NativeWindow active_dialog_;
   ProcessSingleton::NotificationCallback original_callback_;
   SetForegroundWindowHandler set_foreground_window_handler_;
 
   DISALLOW_COPY_AND_ASSIGN(ProcessSingletonModalDialogLock);
 };
 
 #endif  // CHROME_BROWSER_PROCESS_SINGLETON_MODAL_DIALOG_LOCK_H_