4b5d2087a8
TEST=local build with custom toolchain Change-Id: I7b9563da54afae0b3057d596d80a778c8db523a0 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/294428 Reviewed-by: Liam Appelbe <liama@google.com> Commit-Queue: Ryan Macnak <rmacnak@google.com>
This directory was taken from a snapshot of flutter/engine/src/build/.
The snapshot was taken with a recursive copy cp -R of the directory from
the flutter repository.
The contents has now diverged significantly from Flutter, and is maintained independently by the Dart team. It is used to support the GN build system.