Update strings for ash palette and rename options/settings files.

chrome/browser/resources/settings/device_page/note.js

Index: chrome/browser/resources/settings/device_page/note.js
diff --git a/chrome/browser/resources/settings/device_page/note.js b/chrome/browser/resources/settings/device_page/note.js
deleted file mode 100644
index 9695bf6451a225fe090dd3e0320c5701bc044cb9..0000000000000000000000000000000000000000
--- a/chrome/browser/resources/settings/device_page/note.js
+++ /dev/null
@@ -1,20 +0,0 @@
-// Copyright 2016 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.
-
-/**
- * @fileoverview
- * 'settings-note' is the settings subpage with note-specific settings.
- */
-
-Polymer({
-  is: 'settings-note',
-
-  properties: {
-    /** Preferences state. */
-    prefs: {
-      type: Object,
-      notify: true,
-    },
-  }
-});