This prevents special frames from having unexpected children. This technically avoids having ::backdrop on things like a full-screen <input>, but that seems unlikely and consistent with ::before / ::after / ::marker. Differential Revision: https://phabricator.services.mozilla.com/D277188
6 lines
87 B
HTML
6 lines
87 B
HTML
<input popover="" id="a" style="direction: rtl"/>
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<script>
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a.showPopover();
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</script>
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