Issue 3049 - Canonical URLs don't fallback to some browser languages

locales/zh_CN/ios-support/acceptable-ads-config.json

 {
   "ad-blocking":{
     "message":"点击 <strong>广告过滤<\/strong>。",
     "description":"Navigation to Ad blocking section instruction"
   },
   "aceptable-ads":{
     "message":"在<em>例外情况<\/em>下方，点击<strong>可接受广告<\/strong>。",
     "description":"Navigation to Acceptable Ads section instruction"
   },
   "whitelist":{
@@ skipping 13 matching lines @@
     "description":"Alternative text of Adblock Browser icon"
   },
   "select-settings":{
     "message":"然后选择 <strong>设置<\/strong>。",
     "description":"Navigation to settings page instruction after Adblock browser icon image"
   },
   "title":{
     "message":"配置可接受广告"
   }
 }