• Bug 1519454 - Implement MallocSizeOf for Interner and DataStore. r=em… 

    …ilio

Depends on D16354

Differential Revision: https://phabricator.services.mozilla.com/D16355

[wrupdater] From https://hg.mozilla.org/mozilla-central/rev/054028a8d4a75083599eda3791913d0d66aa1b8d
    @bholley @moz-gfx
    bholley authored and moz-gfx committed Jan 13, 2019
    4bacd4b