1 files changed, 0 insertions, 12 deletions
diff --git a/app/assets/javascripts/lib/utils/custom_event_polyfill.js.es6 b/app/assets/javascripts/lib/utils/custom_event_polyfill.js.es6
deleted file mode 100644
index 5ae978010c9..00000000000
--- a/app/assets/javascripts/lib/utils/custom_event_polyfill.js.es6
+++ /dev/null
@@ -1,12 +0,0 @@
-/**
- * CustomEvent support for IE
- */
-if (typeof window.CustomEvent !== 'function') {
-  window.CustomEvent = function CustomEvent(e, params) {
-    const options = params || { bubbles: false, cancelable: false, detail: undefined };
-    const evt = document.createEvent('CustomEvent');
-    evt.initCustomEvent(e, options.bubbles, options.cancelable, options.detail);
-    return evt;
-  };
-  window.CustomEvent.prototype = window.Event.prototype;
-}