12a3378a49
This moves more options to verbose help (`-h -v`) similar to dart2js and VM. Change-Id: I7d3d9525543e26e55c2d1853e8c32722784c41d4 Reviewed-on: https://dart-review.googlesource.com/42881 Reviewed-by: Vijay Menon <vsm@google.com> Commit-Queue: Jenny Messerly <jmesserly@google.com>