Bug 1594485 - Remove remaining obsolete -moz-binding. r=mkmelin

mail/themes/linux/mail/messenger.css

@@ -549,11 +549,6 @@ treecol.treecol-image:hover:active {
   background: var(--sidebar-highlight-background-color, rgba(249,249,250,.1));
 }
 
-/* Stock icons for the menu bar items
-menuitem:not([type]) {
-  -moz-binding: url("chrome://global/content/bindings/menu.xml#menuitem-iconic");
-}
- */
 #menu_New {
   list-style-image: url("moz-icon://stock/gtk-new?size=menu");
 }

mailnews/db/gloda/content/glodacomplete.css

@@ -2,10 +2,6 @@
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
-textbox[type="glodacomplete"] {
-  -moz-binding: url("chrome://global/content/bindings/autocomplete.xml#autocomplete");
-}
-
 .explanation, .gloda-single-identity {
   margin-inline-start: 1em;
   margin-top: 2px;