https://skia.googlesource.com/skia.git/%2Blog/4273a150f84d..ba91f65f2070

git log 4273a150f84d70a9acc340261fd5e7be1af310a5..ba91f65f20701ce6ae6b43556d1ffb7c8be61a73 --date=short --no-merges --format=%ad %ae %s
2019-03-19 jvanverth@google.com Tweaks to Metal pipeline state.
2019-03-20 skia-autoroll@skia-public.iam.gserviceaccount.com Roll third_party/externals/swiftshader 3e485a4f3ec8..5851ef46d285 (1 commits)
2019-03-20 kjlubick@google.com Make ios actually fail
2019-03-20 brianosman@google.com Remove all of the _as_paths GMs
2019-03-19 kjlubick@google.com [canvaskit] Add requestAnimationFrame to SkSurface
2019-03-20 recipe-mega-autoroller@chops-service-accounts.iam.gserviceaccount.com Roll recipe dependencies (trivial).

The AutoRoll server is located here: https://autoroll.skia.org/r/skia-flutter-autoroll

Documentation for the AutoRoller is here:
https://skia.googlesource.com/buildbot/+/master/autoroll/README.md

If the roll is causing failures, please contact the current sheriff (brianosman@google.com), and stop
the roller if necessary.