fixed up merge request badge merge

app/assets/javascripts/merge_request.js

@@ -119,14 +119,14 @@ MergeRequest.setStatusBoxToMerged = function() {
     .text(__('Merged'));
 };
 
-MergeRequest.prototype.decreaseCounter = function(by = 1) {
-  const $el = $('.nav-links .js-merge-counter');
+MergeRequest.decreaseCounter = function(by = 1) {
+  const $el = $('.js-merge-counter');
   const count = Math.max((parseInt($el.text().replace(/[^\d]/, ''), 10) - by), 0);
 
   $el.text(addDelimiter(count));
 };
 
-MergeRequest.prototype.hideCloseButton = function() {
+MergeRequest.hideCloseButton = function() {
   const el = document.querySelector('.merge-request .js-issuable-actions');
   const closeDropdownItem = el.querySelector('li.close-item');
   if (closeDropdownItem) {

app/assets/javascripts/vue_merge_request_widget/components/states/mr_widget_ready_to_merge.js

 import successSvg from 'icons/_icon_status_success.svg';
 import warningSvg from 'icons/_icon_status_warning.svg';
 import simplePoll from '~/lib/utils/simple_poll';
+import MergeRequest from '../../../merge_request';
 import Flash from '../../../flash';
 import statusIcon from '../mr_widget_status_icon';
 import eventHub from '../../event_hub';

spec/javascripts/merge_request_spec.js

@@ -63,8 +63,8 @@ import IssuablesHelper from '~/helpers/issuables_helper';
         beforeEach(() => {
           loadFixtures('merge_requests/merge_request_with_task_list.html.raw');
           this.el = document.querySelector('.js-issuable-actions');
-          const merge = new MergeRequest();
-          merge.hideCloseButton();
+          new MergeRequest(); // eslint-disable-line no-new
+          MergeRequest.hideCloseButton();
         });
 
         it('hides the dropdown close item and selects the next item', () => {
@@ -83,8 +83,7 @@ import IssuablesHelper from '~/helpers/issuables_helper';
         beforeEach(() => {
           loadFixtures('merge_requests/merge_request_of_current_user.html.raw');
           this.el = document.querySelector('.js-issuable-actions');
-          const merge = new MergeRequest();
-          merge.hideCloseButton();
+          MergeRequest.hideCloseButton();
         });
 
         it('hides the close button', () => {

spec/javascripts/vue_mr_widget/components/states/mr_widget_ready_to_merge_spec.js

@@ -371,6 +371,10 @@ describe('MRWidgetReadyToMerge', () => {
         });
       });
 
+      beforeEach(() => {
+        loadFixtures('merge_requests/merge_request_of_current_user.html.raw');
+      });
+
       it('should call start and stop polling when MR merged', (done) => {
         spyOn(eventHub, '$emit');
         spyOn(vm.service, 'poll').and.returnValue(returnPromise('merged'));