Parent issue: https://github.com/flutter/flutter/issues/153049. Also documented in https://github.com/flutter/flutter/issues/153026. I've noticed this test flaking very often on many open PRs. Example: https://ci.chromium.org/ui/p/flutter/builders/try/Mac%20tool_integration_tests_2_5/790/overview
