tree 1f82a2a4e554f778ee4e1bd3bf53fdf0a7997698
parent 13095f943ead0e20d0981ad947d455d87209c1a2
author Sam Rawlins <srawlins@google.com> 1615368349 -0800
committer GitHub <noreply@github.com> 1615368349 -0800
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Remove unused dart:async imports. (#101)

As of Dart 2.1, Future/Stream have been exported from dart:core.

More information: go/dart-lsc-remove-unused-async-imports