bug([dragAndDrop]): [Error when using drag and drop on mobile with firefox]

[jm06487]

Reproduction

Use StackBlitz to reproduce your issue: https://stackblitz.com/fork/components-issue
https://rllrpndgxxyy.angular.stackblitz.io/
Steps to reproduce:
1.
2.

Expected Behavior

What behavior were you expecting to see?
normal behavior.

Actual Behavior

What behavior did you actually see?
Error when on the drop.

Unhandled Promise rejection: point is undefined ; Zone: ; Task: Promise.then ; Value: TypeError: "point is undefined"
cdk 9.2.1/bundles/cdk-drag-drop.umd.js:872
cdk 9.2.1/bundles/cdk-drag-drop.umd.js:686
js 0.10.3/dist/zone.js:386
core 9.1.7/bundles/core.umd.js:28271
js 0.10.3/dist/zone.js:385
js 0.10.3/dist/zone.js:143
core 9.1.7/bundles/core.umd.js:28166
cdk 9.2.1/bundles/cdk-drag-drop.umd.js:683
cdk 9.2.1/bundles/cdk-drag-drop.umd.js:556
js 0.10.3/dist/zone.js:386
js 0.10.3/dist/zone.js:143
js 0.10.3/dist/zone.js:891
js 0.10.3/dist/zone.js:421
js 0.10.3/dist/zone.js:188
js 0.10.3/dist/zone.js:601
js 0.10.3/dist/zone.js:507
js 0.10.3/dist/zone.js:1671
js 0.10.3/dist/zone.js:1697
DragRef.prototype._getPointerPositionOnPage@https://rllrpndgxxyy.angular.stackblitz.io/turbo_modules/@angular/cdk@9.2.1/bundles/cdk-drag-drop.umd.js:872:17
DragRef.prototype._cleanupDragArtifacts/<@https://rllrpndgxxyy.angular.stackblitz.io/turbo_modules/@angular/cdk@9.2.1/bundles/cdk-drag-drop.umd.js:686:45
ZoneDelegate.prototype.invoke@https://rllrpndgxxyy.angular.stackblitz.io/turbo_modules/zone.js@0.10.3/dist/zone.js:386:30
onInvoke@https://rllrpndgxxyy.angular.stackblitz.io/turbo_modules/@angular/core@9.1.7/bundles/core.umd.js:28271:37
ZoneDelegate.prototype.invoke@https://rllrpndgxxyy.angular.stackblitz.io/turbo_modules/zone.js@0.10.3/dist/zone.js:385:36
Zone.prototype.run@https://rllrpndgxxyy.angular.stackblitz.io/turbo_modules/zone.js@0.10.3/dist/zone.js:143:47
NgZone.prototype.run@https://rllrpndgxxyy.angular.stackblitz.io/turbo_modules/@angular/core@9.1.7/bundles/core.umd.js:28166:32
DragRef.prototype._cleanupDragArtifacts@https://rllrpndgxxyy.angular.stackblitz.io/turbo_modules/@angular/cdk@9.2.1/bundles/cdk-drag-drop.umd.js:683:26
DragRef.prototype._endDragSequence/<@https://rllrpndgxxyy.angular.stackblitz.io/turbo_modules/@angular/cdk@9.2.1/bundles/cdk-drag-drop.umd.js:556:27
ZoneDelegate.prototype.invoke@https://rllrpndgxxyy.angular.stackblitz.io/turbo_modules/zone.js@0.10.3/dist/zone.js:386:30
Zone.prototype.run@https://rllrpndgxxyy.angular.stackblitz.io/turbo_modules/zone.js@0.10.3/dist/zone.js:143:47
scheduleResolveOrReject/<@https://rllrpndgxxyy.angular.stackblitz.io/turbo_modules/zone.js@0.10.3/dist/zone.js:891:38
ZoneDelegate.prototype.invokeTask@https://rllrpndgxxyy.angular.stackblitz.io/turbo_modules/zone.js@0.10.3/dist/zone.js:421:35
Zone.prototype.runTask@https://rllrpndgxxyy.angular.stackblitz.io/turbo_modules/zone.js@0.10.3/dist/zone.js:188:51
drainMicroTaskQueue@https://rllrpndgxxyy.angular.stackblitz.io/turbo_modules/zone.js@0.10.3/dist/zone.js:601:39
ZoneTask.invokeTask@https://rllrpndgxxyy.angular.stackblitz.io/turbo_modules/zone.js@0.10.3/dist/zone.js:507:25
invokeTask@https://rllrpndgxxyy.angular.stackblitz.io/turbo_modules/zone.js@0.10.3/dist/zone.js:1671:18
globalZoneAwareCallback@https://rllrpndgxxyy.angular.stackblitz.io/turbo_modules/zone.js@0.10.3/dist/zone.js:1697:31
zone.js:690:29

Environment

• Angular:
• CDK/Material:
• Browser(s): firefox
• Operating System (e.g. Windows, macOS, Ubuntu): windows

[jm06487]

I noticed that this error only occurs when the touch simulation is enabled. When I turn it off it works as expected.

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