Revert "Revert "Remove dependency on package:charcode (dart-lang/source_span#66)" (dart-lang/source_span#70)" (dart-lang/source_span#73)

This reverts commit 1ccc5d42328f1ae05f19d329674bea8a5dc954e9.
5 files changed
tree: a4a3e01fbd021d8af3faaee73649821e8d161cd5
  1. pkgs/