Rename "managed (mode|user)" to "supervised user" (part 8)

chrome/browser/resources/options/managed_user_import.css

-/* Copyright 2013 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. */
-
-#managed-user-import {
-  width: 612px;
-}
-
-#managed-user-import-text,
-#managed-user-select-avatar-text {
-  padding-bottom: 10px;
-  padding-left: 17px;
-  white-space: pre-wrap;
-  word-wrap: break-word;
-}
-
-#managed-user-list {
-  height: 240px;
-  margin-bottom: 10px;
-}
-
-#managed-user-list .profile-name {
-  -webkit-box-flex: 1;
-  overflow: hidden;
-  text-overflow: ellipsis;
-  white-space: nowrap;
-}
-
-#managed-user-list > * {
-  height: 40px;
-}
-
-#managed-user-list:focus {
-  border-color: rgb(77, 144, 254);
-}
-
-#select-avatar-grid {
-  background-color: rgba(255, 255, 255, 0.75);
-  padding: 2px;
-}
-
-#managed-user-import-error-bubble {
-  -webkit-transition: max-height 200ms, padding 200ms;
-  background-color: rgb(238, 185, 57);
-  border-radius: 4px;
-  font-weight: bold;
-  margin-left: auto;
-  margin-right: auto;
-  margin-top: 10px;
-  max-height: 50px;
-  overflow: hidden;
-  padding: 1px 10px;
-  text-align: center;
-  width: 80%;
-}
-
-#managed-user-import-error-bubble[hidden] {
-  max-height: 0;
-}
-
-.profile-img-disabled {
-  opacity: 0.4;
-}
-
-.profile-name-disabled {
-  color: rgb(153, 153, 153);
-}
-
-.already-on-this-device {
-  padding-left: 20px;
-  padding-right: 6px;
-}