0b819161d7
Some cleans up coming from https://dart-review.googlesource.com/c/sdk/+/136322. Update some inaccurate return types of native calls. Also update null checks for resourceInfo with nnbd flavor. Change-Id: I937f204e5cd8331df454c81d58e5893be616862e Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/137140 Commit-Queue: Zichang Guo <zichangguo@google.com> Reviewed-by: Siva Annamalai <asiva@google.com>