Emilio Cobos Álvarez fb2c879af9 Bug 1569439 - Rollup tooltips on window blur. r=stransky
This ensures that tooltips don't stick around if the window manager
doesn't send correct leave-notify events.

Differential Revision: https://phabricator.services.mozilla.com/D166945
2023-01-19 10:49:56 +00:00
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