fix GenericDragging removal

demos/external-dragging-jquery-ui.html

@@ -11,7 +11,7 @@
 
   document.addEventListener('DOMContentLoaded', function() {
 
-    FullCalendar.GenericDragging.enable({
+    new FullCalendar.ThirdPartyDraggable({
       mirrorSelector: '.ui-draggable-dragging'
     })
 

tests/automated/legacy/external-dnd-advanced.js

@@ -4,6 +4,7 @@ import { testEventDrag } from '../lib/dnd-resize-utils'
 
 describe('advanced external dnd', function() {
   var dragEl
+  var thirdPartyDraggable
 
   beforeEach(function() {
     dragEl = $('<div class="drag">yo</div>')
@@ -15,13 +16,13 @@ describe('advanced external dnd', function() {
       .appendTo('body')
       .draggable()
 
-    FullCalendar.GenericDragging.enable({
+    thirdPartyDraggable = new FullCalendar.ThirdPartyDraggable({
       itemSelector: '.drag'
     })
   })
 
   afterEach(function() {
-    FullCalendar.GenericDragging.disable()
+    thirdPartyDraggable.destroy()
     dragEl.remove()
     dragEl = null
   })

tests/automated/legacy/external-dnd.js

@@ -6,6 +6,7 @@ describe('external drag and drop', function() {
 
   var doSortable
   var options
+  var thirdPartyDraggable
 
   beforeEach(function() {
     doSortable = false
@@ -23,7 +24,7 @@ describe('external drag and drop', function() {
       '</div>'
     )
 
-    FullCalendar.GenericDragging.enable({
+    thirdPartyDraggable = new FullCalendar.ThirdPartyDraggable({
       itemSelector: '#sidebar .fc-event'
     })
   })
@@ -33,7 +34,7 @@ describe('external drag and drop', function() {
     currentCalendar.destroy()
     $(el).remove()
     $('#sidebar').remove()
-    FullCalendar.GenericDragging.disable()
+    thirdPartyDraggable.destroy()
   })
 
   function init() {