Cursor reappears at wrong location after capture when "Use Mouse for Touch" and "Hide Cursor During Capture"

Broken in 4.20.1 (CL - 4239966), and 4.21 (CL - 42455242)

Working in 4.19.2 (CL - 4033788)

Steps to Reproduce
  1. Download the attached project
  2. PIE
  3. Click and hold in the viewport window while moving the mouse


Expected: The mouse keeps its previous position before the click event

Result: The mouse moves to the wrong location

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Won't Fix
ComponentUE - Editor - UI Systems - Slate
Affects Versions4.20.14.21
CreatedAug 1, 2018
ResolvedAug 18, 2021
UpdatedAug 18, 2021
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