Introduce ash mojo interface for lock screen action handlers

chrome/browser/chromeos/lock_screen_apps/types.h

Index: chrome/browser/chromeos/lock_screen_apps/types.h
diff --git a/chrome/browser/chromeos/lock_screen_apps/types.h b/chrome/browser/chromeos/lock_screen_apps/types.h
deleted file mode 100644
index f0cfc4b17a0ab70b3d58819cc76edb3b7617d286..0000000000000000000000000000000000000000
--- a/chrome/browser/chromeos/lock_screen_apps/types.h
+++ /dev/null
@@ -1,34 +0,0 @@
-// Copyright 2017 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_CHROMEOS_LOCK_SCREEN_APPS_TYPES_H_
-#define CHROME_BROWSER_CHROMEOS_LOCK_SCREEN_APPS_TYPES_H_
-
-namespace lock_screen_apps {
-
-// App provided actions supported on the lock screen.
-enum class Action {
-  kNewNote,
-};
-
-// State of surrpot for a lock screen action.
-enum class ActionState {
-  // There is no app registered to handle the action.
-  kNotSupported,
-  // There is an app registered to handle the action, but the action cannot be
-  // handled at the moment, e.g. due to the user session not being locked.
-  kNotAvailable,
-  // There is an app registered to handle the action.
-  kAvailable,
-  // A handler for the action is being launched.
-  kLaunching,
-  // The action is being handled.
-  kActive,
-  // The action is being handled, but the handler window has been hidden.
-  kHidden,
-};
-
-}  // namespace lock_screen_apps
-
-#endif  // CHROME_BROWSER_CHROMEOS_LOCK_SCREEN_APPS_TYPES_H_