I backed this out because it turned the unit tests orange because content/tests/widgets/test_tooltip.xul and content/tests/widgets/test_tooltip_noautohide.xul were timing out. (Sometimes the timeout was only caught by the buildbot harness (which then killed the whole run), and sometimes the mochitest harness managed to catch it.)
I backed this out because it turned the unit tests orange because content/ tests/widgets/ test_tooltip. xul and content/ tests/widgets/ test_tooltip_ noautohide. xul were timing out. (Sometimes the timeout was only caught by the buildbot harness (which then killed the whole run), and sometimes the mochitest harness managed to catch it.)
http:// hg.mozilla. org/mozilla- central/ rev/54dda9955a7 f hg.mozilla. org/mozilla- central/ rev/4c789475528 b
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