chromeos: More power-related cleanup.

chrome/browser/chromeos/power/screen_lock_observer.cc

Index: chrome/browser/chromeos/power/screen_lock_observer.cc
diff --git a/chrome/browser/chromeos/power/screen_lock_observer.cc b/chrome/browser/chromeos/power/screen_lock_observer.cc
deleted file mode 100644
index 7a8bb8734891fb4399a209054a84bac5caccdf8a..0000000000000000000000000000000000000000
--- a/chrome/browser/chromeos/power/screen_lock_observer.cc
+++ /dev/null
@@ -1,24 +0,0 @@
-// Copyright (c) 2012 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/chromeos/power/screen_lock_observer.h"
-
-#include "chrome/browser/extensions/api/system_private/system_private_api.h"
-#include "chromeos/dbus/dbus_thread_manager.h"
-
-namespace chromeos {
-
-ScreenLockObserver::ScreenLockObserver() {
-  DBusThreadManager::Get()->GetSessionManagerClient()->AddObserver(this);
-}
-
-ScreenLockObserver::~ScreenLockObserver() {
-  DBusThreadManager::Get()->GetSessionManagerClient()->RemoveObserver(this);
-}
-
-void ScreenLockObserver::ScreenIsUnlocked() {
-  extensions::DispatchScreenUnlockedEvent();
-}
-
-}  // namespace chromeos