Fix null checks in bazel workspace.

Change-Id: I5af11caba2cecac95c4d4070bcd6cc831df4666a
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/189420
Reviewed-by: Brian Wilkerson <brianwilkerson@google.com>
Commit-Queue: Konstantin Shcheglov <scheglov@google.com>

https://dart.googlesource.com/sdk/+/08cb8bebe16b6b6f04eb99742ef8decef73a2f10
1 file changed
tree: 97423e6a680d69bccad5ffe96893866db96c4110
  1. commits.json