tree 7ac6c08399d98fbbb282d2089b3c5bfe0a93a478
parent 494e9f912eb1976c34f59ee1fda7253364be281d
author stuartmorgan <stuartmorgan@google.com> 1614226654 -0800
committer GitHub <noreply@github.com> 1614226654 -0800
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[cross_file] Fix base class nullability (#3629)

Without this, the dummy ("interface") XFile implementation of these properties has different nullability than the others, and the analyzer doesn't match what the runtime actually sees.