message: prevent data.pendingInsert to keep reference to removed nodes (fix
diff: @@ -202,6 +202,7 @@ export function createPatchFunction (backend) {
  function initComponent (vnode, insertedVnodeQueue) {
  if (isDef(vnode.data.pendingInsert)) {
  insertedVnodeQueue.push.apply(insertedVnodeQueue, vnode.data.pendingInsert)
  + vnode.data.pendingInsert = null
  }
  vnode.elm = vnode.componentInstance.$el
  if (isPatchable(vnode)) {
  