Handle returned by B2Simulator.injectFailure so a specific fault registration can be torn down without affecting other faults.
Remove this fault registration. Idempotent: calling twice is a no-op. Faults whose count budget has already been exhausted retire automatically and do not need to be cleared explicitly.
count
Handle returned by B2Simulator.injectFailure so a specific fault registration can be torn down without affecting other faults.