[Code cleanup]Remove webui virtual keyboard code

ui/keyboard/resources/webui/constants.js

Index: ui/keyboard/resources/webui/constants.js
diff --git a/ui/keyboard/resources/webui/constants.js b/ui/keyboard/resources/webui/constants.js
deleted file mode 100644
index 94ccfb2f96efdfccccb5a1d9224dd939e37b3380..0000000000000000000000000000000000000000
--- a/ui/keyboard/resources/webui/constants.js
+++ /dev/null
@@ -1,26 +0,0 @@
-// Copyright (c) 2011 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.
-
-
-/**
- * Aspect ratio of keyboard.
- * @type {number}
- */
-var ASPECT_RATIO = 2.0;
-
-/**
- * Ratio of key height and font size.
- * @type {number}
- */
-var FONT_SIZE_RATIO = 2;
-
-/**
- * The number of rows in each keyset.
- * @type {number}
- */
-// TODO(bshe): The number of rows should equal to the number of kb-row elements
-// in kb-keyset. Remove this variable once figure out how to calculate the
-// number from keysets.
-
-var ROW_LENGTH = 4;