In order to give a minimal repro for the AHB issues to folks, I need to be able to show that while it _should_ work on API 29 it doesn't in a number of places.. Since this AHB swapchain is off by default this will have no impact on production applications.
buildroot
Build environment for the Flutter engine
This repository is used by the flutter/engine repository. For instructions on how to use it, see that repository's CONTRIBUTING.md file.
To update your checkout to use the latest buildroot, run gclient sync.
To submit patches to this buildroot repository, create a branch, push to that branch, then submit a PR on GitHub for that branch.
To point the engine to a new version of buildroot after your patch is merged, update the buildroot hash in the engine's DEPS file.