Bug 1602458 - Avoid reallocating opacity bindings and tiles hash maps…
7c069f9
… in TileCacheInstance. r=gw Differential Revision: https://phabricator.services.mozilla.com/D56406 [wrupdater] From https://hg.mozilla.org/mozilla-central/rev/7f28f9e9ec258d9b35c62ff169e4cd42edf5fd69
