This function was defined once in analyzer testing code, once in
linter testing code, and once in analysis_server testing code. In this
change, all three are combined into one function in analyzer_utilities.
Change-Id: Ib2daa7b3d14aae6ca2aa09f6f9bdeaf76bc72d10
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/423068
Reviewed-by: Konstantin Shcheglov <scheglov@google.com>
Reviewed-by: Brian Wilkerson <brianwilkerson@google.com>
Commit-Queue: Samuel Rawlins <srawlins@google.com>
Sam Rawlins
5eef8e4ebe