[9.1] (backport #18154) Remove last remaining NewRegistry method call #18182
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The
NewRegistrymethod inelastic-agent-libsis inherently unsafe, especially in concurrent code: callingNewRegistryon a name that already exists causes a panic, but checking whether the name exists first is not atomic. The recently addedGetOrCreateRegistrymethod is a safe alternative that checks the name's existence and initializes it atomically, and never panics. This PR removes the last remainingNewRegistrycall in the apm-server repo.Related issues
This is a precautionary followup to elastic/fleet-server#5170 and #17872, where a different
NewRegistrycall site caused a panic on server reload.This is an automatic backport of pull request #18154 done by Mergify.