Add third batch of controlled setting indicators

chrome/browser/resources/options/browser_options.css

 /* Copyright (c) 2012 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. */
 
 #change-home-page-section {
   margin-left: 30px;
 }
 
 #home-page-url {
   display: inline-block;
@@ skipping 127 matching lines @@
 
 #network-settings {
   position: relative;
 }
 
 #network-list {
   min-height: 0;
   width: 320px;
 }
 
+#download-location-label.disabled {
+  color: #999;
+}
+
 .network-group {
   -webkit-box-orient: horizontal;
   height: 42px;
 }
 
 list:not([disabled]) > .network-group:hover,
 list:not([disabled]) > .network-group[selected] {
   background-color: #f8f8f8 !important;
   background-image: -webkit-linear-gradient(rgba(255, 255, 255, 0.8),
                                             rgba(255, 255, 255, 0)) !important;
@@ skipping 248 matching lines @@
 }
 
 #keyboard-overlay .option-value > select {
   width: 100%;
 }
 
 #keyboard-overlay table {
   /* Same as .settings-row {margin}. */
   -webkit-border-vertical-spacing: 0.65em;
 }