• Bug 1596513: Part 1: Take scale factors into account when rendering d… 

    …rop shadows in WebRender r=gfx-reviewers,kvark

Differential Revision: https://phabricator.services.mozilla.com/D63441

[ghsync] From https://hg.mozilla.org/mozilla-central/rev/a9d8b62a399349559ceff12111f5d7fd3fab4acc
    @cbrewster @moz-gfx
    cbrewster authored and moz-gfx committed Feb 29, 2020
    85ccbbf