Fix "jQuery.fn.submit() event shorthand is deprecated" warning

In horizon.forms.handle_submit(), replaced the shorthand .submit()
eventbinding with .on('submit', function ()) to avoid the deprecated
shorthand usage as suggested by the jQuery documentation[1].

[1] https://api.jquery.com/submit/

Change-Id: I1ddd89bd99510a981f2f3b6e198786890be22280

1 files changed, 2 insertions, 2 deletions

diff --git a/horizon/static/horizon/js/horizon.forms.js b/horizon/static/horizon/js/horizon.forms.js
index 8fff1d0f5..cacfb46d8 100644
--- a/horizon/static/horizon/js/horizon.forms.js
+++ b/horizon/static/horizon/js/horizon.forms.js
@@ -184,12 +184,12 @@ horizon.forms = {
 
 horizon.forms.handle_submit = function (el) {
   var $form = $(el).find("form");
-  $form.submit(function () {
+  $form.on('submit', function () {
     var $this = $(this);
     // Disable multiple submissions when launching a form.
     var button = $this.find('[type="submit"]');
     if (button.hasClass('btn-primary') && !button.hasClass('always-enabled')){
-      $this.submit(function () {
+      $this.on('submit', function () {
         return false;
       });
       button.removeClass('primary').addClass('disabled');