Remove controlled settings indicator for alternate_error_pages.

This was accidentally committed as part of
http://codereview.chromium.org/8480037 but shouldn't be active quite
yet, since we'd like to switch over all settings and remove the managed
prefs banner in a coordinated effort.

BUG=chromium:106542
TEST=Configure AlternateErrorPagesEnabled policy, verify that there is no indicator icon behind the label on chrome://settings/advanced


Review URL: http://codereview.chromium.org/8821020

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@113245 0039d316-1c4b-4281-b951-d872f2087c98

chrome/browser/resources/options/advanced_options.html

@@ -27,8 +27,6 @@
                 metric="Options_LinkDoctorCheckbox" type="checkbox">
             <span i18n-content="linkDoctorPref"></span>
           </label>
-          <span class="controlled-setting-indicator"
-              pref="alternate_error_pages.enabled"></span>
         </div>
         <div class="checkbox">
           <label>