restores merge request coffee file

app/assets/javascripts/merge_request.js.coffee

@@ -22,7 +22,6 @@ class @MergeRequest
 
     if $("a.btn-close").length
       @initTaskList()
-      @initMergeRequestBtnEventListeners()
 
   # Local jQuery finder
   $: (selector) ->
@@ -36,54 +35,6 @@ class @MergeRequest
       # Show the first tab (Commits)
       $('.merge-request-tabs a[data-toggle="tab"]:first').tab('show')
 
-  initMergeRequestBtnEventListeners: ->
-    _this = @
-    mergeRequestFailMessage = 'Unable to update this merge request at this time.'
-    $('a.btn-close, a.btn-reopen').on 'click', (e) ->
-      e.preventDefault()
-      e.stopImmediatePropagation()
-      $this = $(this)
-      isClose = $this.hasClass('btn-close')
-      shouldSubmit = $this.hasClass('btn-comment')
-      if shouldSubmit
-        _this.submitNoteForm($this.closest('form'))
-      $this.prop('disabled', true)
-      url = $this.attr('href')
-      $.ajax
-        type: 'PUT',
-        url: url,
-        error: (jqXHR, textStatus, errorThrown) ->
-          mergeRequestStatus = if isClose then 'close' else 'open'
-          new Flash(mergeRequestFailMessage, 'alert')
-        success: (data, textStatus, jqXHR) ->
-          if data.saved
-            if isClose
-              $('a.btn-close').addClass('hidden')
-              $('a.issuable-edit').addClass('hidden')
-              $('a.btn-reopen').removeClass('hidden')
-              $('div.status-box-closed').removeClass('hidden')
-              $('div.status-box-open').addClass('hidden')
-
-              $('div.mr-state-widget-closed').removeClass('hidden')
-              $('div.mr-state-widget-opened').addClass('hidden')
-            else
-              $('a.btn-reopen').addClass('hidden')
-              $('a.issuable-edit').removeClass('hidden')
-              $('a.btn-close').removeClass('hidden')
-              $('div.status-box-closed').addClass('hidden')
-              $('div.status-box-open').removeClass('hidden')
-
-              $('div.mr-state-widget-closed').addClass('hidden')
-              $('div.mr-state-widget-opened').removeClass('hidden')
-          else
-            new Flash(mergeRequestFailMessage, 'alert')
-          $this.prop('disabled', false)
-
-  submitNoteForm: (form) =>
-    noteText = form.find("textarea.js-note-text").val()
-    if noteText.trim().length > 0
-      form.submit()
-
   showAllCommits: ->
     this.$('.first-commits').remove()
     this.$('.all-commits').removeClass 'hide'