18b5d66966
Adds an analysis options backpointer to linter contexts. With this, lint rules can query options and conditionally support enabled language experiments. Change-Id: I35dbfd112ed5f149dcc17b17b2edaf7420b38090 Reviewed-on: https://dart-review.googlesource.com/c/92460 Reviewed-by: Brian Wilkerson <brianwilkerson@google.com> Reviewed-by: Konstantin Shcheglov <scheglov@google.com> Reviewed-by: Paul Berry <paulberry@google.com> Commit-Queue: Phil Quitslund <pquitslund@google.com>