• Bug 1593845 - Ensure picture cache dirty rect is clamped to tile rect… 

    …. r=sotaro

Differential Revision: https://phabricator.services.mozilla.com/D52493

[wrupdater] From https://hg.mozilla.org/mozilla-central/rev/e05f10f48f524d429d9eade6ee8d7001ab32061f
    Glenn Watson @moz-gfx
    Glenn Watson authored and moz-gfx committed Nov 11, 2019
    462772f