Bug 1484965 - Remove nobuttons binding. r=florian,Paenglab DONTBUILD

--HG--
extra : amend_source : 2baa7df9186597065511a8cf02ae750a817eb015

chat/content/account.xml

@@ -347,6 +347,4 @@
       </method>
     </implementation>
   </binding>
-
-  <binding id="nobuttons" extends="xul:hbox"/>
 </bindings>

chat/content/accounts.css

@@ -6,13 +6,14 @@ richlistitem {
   -moz-binding: url("chrome://chat/content/account.xml#account");
 }
 
-richlistitem .account-buttons {
-  -moz-binding: url("chrome://chat/content/account.xml#nobuttons");
-}
 richlistitem[selected="true"] .account-buttons {
   -moz-binding: url("chrome://chat/content/account.xml#buttons");
 }
 
+richlistitem:not([selected="true"]) .account-buttons {
+  display: none;
+}
+
 richlistitem:not([state="connected"]) .connected,
 richlistitem:not([state="connecting"]) .connecting,
 richlistitem:not([state="disconnected"]) .disconnected,