Bug 1796562 Comment 1 Edit History
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I can reproduce the issue on Windows10, see screencast https://youtu.be/E-wd2glcWg8 Regression window on Windows10: https://hg.mozilla.org/integration/autoland/pushloghtml?fromchange=06e5cdccdd8c2ee8b9465a6a93b5c7111aed38a7&tochange=68ec3db74342eb63fc142f2d28675ad698ba0062