How can I test this in YouTube before requesting the review? Is there a proper video which is posted by Mozilla?
Bug 1764762 Comment 4 Edit History
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How can I test this in YouTube before requesting the review? Is there a proper video which is posted by Mozilla? (Of course, I tried `getSelection().removeAllRanges()` in various event listeners, but I couldn't reproduce this crash with ATOK 2015 or earlier.)