a97f85ef0e
Currently we have to ask users to run TFA from source (which requires a lot of dances with figuring out command line and checking out Dart SDK). However statistics printing does not impose any runtime overhead (as opposed for example to kPrintTimings which tracks timings) so it can be runtime configurable. Inspired by https://github.com/flutter/flutter/issues/136529 TEST=tested manually Change-Id: Ie496d6babb1e8cbbbb9a665b14656ea334a2eeed Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/331881 Reviewed-by: Martin Kustermann <kustermann@google.com> Commit-Queue: Slava Egorov <vegorov@google.com>