Bug 1747409 - Use iter().all() in clip nodes during hit testing rather than a nested loop. r=gfx-reviewers,bradwerth,kvark
Bug 1747409 - Use iter().all() in clip nodes during hit testing rather than a nested loop. r=gfx-reviewers,bradwerth,kvark

Shouldn't change behavior but wrote this drive-by.

Depends on D136894

Differential Revision: https://phabricator.services.mozilla.com/D136895

[ghsync] From https://hg.mozilla.org/mozilla-central/rev/e6df83a893d147247c43b49e1f8527ebbaf11fcd

servo/webrender,servo/webrender,servo/webrender,servo/webrender,servo/webrender,servo/webrender