Error when remove file in Drag and Drop

[ghost]

Reproduction link

https://angular-dxexur.stackblitz.io/

Steps to reproduce

1. Add a file
2. Remove the file

What is expected?

That the file be removed

What is actually happening?

ERROR TypeError: Cannot read property 'abort' of undefined
at t.onRemove (main.abd6c2cec5ff4ca63a3a.js:1)
at t.handleRemove (main.abd6c2cec5ff4ca63a3a.js:1)
at Object.handleEvent (main.abd6c2cec5ff4ca63a3a.js:1)
at Object.handleEvent (main.abd6c2cec5ff4ca63a3a.js:1)
at Object.handleEvent (main.abd6c2cec5ff4ca63a3a.js:1)
at kl (main.abd6c2cec5ff4ca63a3a.js:1)
at main.abd6c2cec5ff4ca63a3a.js:1
at HTMLElement. (main.abd6c2cec5ff4ca63a3a.js:1)
at e.invokeTask (polyfills.7eff9ef3c1f932945d22.js:1)
at Object.onInvokeTask (main.abd6c2cec5ff4ca63a3a.js:1)

Environment	Info
ng-zorro-antd	7.0.3
Browser	Google Chrome Versão 73.0.3683.75

---

happens in the drag and drop component of the site itself

https://ng.ant.design/components/upload/en

[devKid88]

+1

[cipchk]

fixed by #3114