With the change in I4f13638598037acaeb30d61c8d5178f45882fcba
to separate the PackageWatchdog package expiry deadline from the explicit
health check deadline. It would be cleaner for ExtServices to supply
this deadline per-package. We now do that as a field in
PackageInfo.
Bug: 120598832
Test: Builds
Change-Id: I29e2d619a5296716c29893ab3aa2f35f69bfb4d7