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diff --git a/contexts/data/lib/closure-library/closure/goog/i18n/mime.js b/contexts/data/lib/closure-library/closure/goog/i18n/mime.js
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--- a/contexts/data/lib/closure-library/closure/goog/i18n/mime.js
+++ /dev/null
@@ -1,100 +0,0 @@
-// Copyright 2010 The Closure Library Authors. All Rights Reserved.
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-// http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS-IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-/**
- * @fileoverview Functions for encoding strings according to MIME
- * standards, especially RFC 1522.
- */
-goog.provide('goog.i18n.mime');
-goog.provide('goog.i18n.mime.encode');
-
-
-/**
- * Regular expression for matching those characters that are outside the
- * range that can be used in the quoted-printable encoding of RFC 1522:
- * anything outside the 7-bit ASCII encoding, plus ?, =, _ or space.
- * @type {RegExp}
- * @private
- */
-goog.i18n.mime.NONASCII_ = /[^!-<>@-^`-~]/g;
-
-
-/**
- * Like goog.i18n.NONASCII_ but also omits double-quotes.
- * @type {RegExp}
- * @private
- */
-goog.i18n.mime.NONASCII_NOQUOTE_ = /[^!#-<>@-^`-~]/g;
-
-
-/**
- * Encodes a string for inclusion in a MIME header. The string is encoded
- * in UTF-8 according to RFC 1522, using quoted-printable form.
- * @param {string} str The string to encode.
- * @param {boolean=} opt_noquote Whether double-quote characters should also
- * be escaped (should be true if the result will be placed inside a
- * quoted string for a parameter value in a MIME header).
- * @return {string} The encoded string.
- */
-goog.i18n.mime.encode = function(str, opt_noquote) {
- var nonascii = opt_noquote ?
- goog.i18n.mime.NONASCII_NOQUOTE_ : goog.i18n.mime.NONASCII_;
-
- if (str.search(nonascii) >= 0) {
- str = '=?UTF-8?Q?' + str.replace(nonascii,
- /**
- * @param {string} c The matched char.
- * @return {string} The quoted-printable form of utf-8 encoding.
- */
- function(c) {
- var i = c.charCodeAt(0);
- if (i == 32) {
- // Special case for space, which can be encoded as _ not =20
- return '_';
- }
-
- var a = ['']; // start with empty string to get = before every char
- // First convert the UCS-2 character into its UTF-8 bytes
- if (i < 128) {
- a.push(i);
- } else if (i <= 0x7ff) {
- a.push(
- 0xc0 + ((i >> 6) & 0x3f),
- 0x80 + (i & 0x3f));
- } else if (i <= 0xffff) {
- a.push(
- 0xe0 + ((i >> 12) & 0x3f),
- 0x80 + ((i >> 6) & 0x3f),
- 0x80 + (i & 0x3f));
- } else {
- // (This is defensive programming, since ecmascript isn't supposed
- // to handle code points that take more than 16 bits.)
- a.push(
- 0xf0 + ((i >> 18) & 0x3f),
- 0x80 + ((i >> 12) & 0x3f),
- 0x80 + ((i >> 6) & 0x3f),
- 0x80 + (i & 0x3f));
- }
- // Now convert those bytes into hex strings (don't do anything with
- // a[0] as that's got the empty string that lets us use join(),
- // below).
- for (i = a.length - 1; i > 0; --i) {
- a[i] = a[i].toString(16);
- }
- // Form the string with = before each byte.
- return a.join('=');
- }) + '?=';
- }
- return str;
-};