a17bc048b4
* Also, add implicitly overridden _Enum._enumToString to dynamic interface. TEST=ci (vm-aot-dyn-linux-debug-x64) Change-Id: I9d9d368715d0837d8b1039a46451152e03be7eec Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/383024 Reviewed-by: Slava Egorov <vegorov@google.com> Commit-Queue: Alexander Markov <alexmarkov@google.com>