Deprecate the "disable unified profiles" feature

The Community Console no longer supports the old per-forum profiles, so
this feature has stopped working.

Change-Id: I8ff6507a03adca483dda3985db92dab486e419e3
diff --git a/src/common/optionsPrototype.json5 b/src/common/optionsPrototype.json5
index 5db7285..a5caa3e 100644
--- a/src/common/optionsPrototype.json5
+++ b/src/common/optionsPrototype.json5
@@ -95,11 +95,6 @@
     context: 'options',
     killSwitchType: 'option',
   },
-  'disableunifiedprofiles': {
-    defaultValue: false,
-    context: 'options',
-    killSwitchType: 'option',
-  },
 
   // Experiments:
   'threadlistavatars': {
@@ -146,4 +141,9 @@
     context: 'deprecated',
     killSwitchType: 'deprecated',
   },
+  'disableunifiedprofiles': {
+    defaultValue: false,
+    context: 'deprecated',
+    killSwitchType: 'deprecated',
+  },
 }
diff --git a/src/contentScripts/communityConsole/start.js b/src/contentScripts/communityConsole/start.js
index ae26cec..4e8af62 100644
--- a/src/contentScripts/communityConsole/start.js
+++ b/src/contentScripts/communityConsole/start.js
@@ -3,11 +3,9 @@
 
 import AutoRefresh from './autoRefresh.js';
 
-const SMEI_UNIFIED_PROFILES = 9;
-
 getOptions(null).then(options => {
   /* IMPORTANT NOTE: Remember to change this when changing the "ifs" below!! */
-  if (options.loaddrafts || options.disableunifiedprofiles) {
+  if (options.loaddrafts) {
     var startup =
         JSON.parse(document.querySelector('html').getAttribute('data-startup'));
 
@@ -15,11 +13,6 @@
       startup[4][13] = true;
     }
 
-    if (options.disableunifiedprofiles) {
-      var index = startup[1][6].indexOf(SMEI_UNIFIED_PROFILES);
-      if (index > -1) startup[1][6].splice(index, 1);
-    }
-
     document.querySelector('html').setAttribute(
         'data-startup', JSON.stringify(startup));
   }
diff --git a/src/static/_locales/en/messages.json b/src/static/_locales/en/messages.json
index 78342c9..f435664 100644
--- a/src/static/_locales/en/messages.json
+++ b/src/static/_locales/en/messages.json
@@ -99,10 +99,6 @@
     "message": "Show a notification in the Community Console when a thread list has new updates.",
     "description": "Feature checkbox in the options page"
   },
-  "options_disableunifiedprofiles": {
-    "message": "Force disable the <code class=\"help\" title=\"This experiment, when enabled, introduces a redesign of the profile view which also unifies all forum profiles into a single one.\">SMEI_UNIFIED_PROFILES</code> experiment in the Community Console.",
-    "description": "Feature checkbox in the options page"
-  },
   "options_profileindicator_header": {
     "message": "Indicator dot",
     "description": "Heading for the profile indicator feature options"
diff --git a/src/static/options/options.html b/src/static/options/options.html
index 89413bc..f22fb30 100644
--- a/src/static/options/options.html
+++ b/src/static/options/options.html
@@ -55,7 +55,6 @@
         <div class="option"><input type="checkbox" id="batchlock"> <label for="batchlock" data-i18n="batchlock"></label> <span class="experimental-label" data-i18n="experimental_label"></span></div>
         <div class="option"><input type="checkbox" id="enhancedannouncementsdot"> <label for="enhancedannouncementsdot" data-i18n="enhancedannouncementsdot"></label></div>
         <div class="option"><input type="checkbox" id="repositionexpandthread"> <label for="repositionexpandthread" data-i18n="repositionexpandthread"></label> <span class="experimental-label" data-i18n="experimental_label"></span></div>
-        <div class="option"><input type="checkbox" id="disableunifiedprofiles"> <label for="disableunifiedprofiles" data-i18n="disableunifiedprofiles"></label> <span class="experimental-label" data-i18n="experimental_label"></span></div>
         <h4 data-i18n="profileindicator_header"></h4>
         <div class="option"><input type="checkbox" id="profileindicator"> <label for="profileindicator" data-i18n="profileindicator"></label> <span class="experimental-label" data-i18n="experimental_label"></span></div>
         <div class="option"><input type="checkbox" id="profileindicatoralt"> <label for="profileindicatoralt" data-i18n="profileindicatoralt"></label> <span class="experimental-label" data-i18n="experimental_label"></span></div>