Ticket #37216: trigger-on-theme-update.patch

wp-admin/js/updates.js

@@ -867 +867 @@
                         error: wp.updates.updateThemeError
                 }, args );
 
+                $( document ).trigger( 'wp-updates-theme-update' , args );
+                
                 if ( 'themes-network' === pagenow ) {
                         $notice = $( '[data-slug="' + args.slug + '"]' ).find( '.update-message' ).addClass( 'updating-message' ).find( 'p' );