- Added a test where ParserOutput objects with CacheTime
properties set are unserialized from previous versions.
- Generate new serialization tests for 1.38
Now all serialization in production is JSON, so changing
property visibility shouldn't affect ParserCache.
Bug: T263851
Depends-On: I283340ff559420ceee8f286ba3ef202c01206a23
Change-Id: I70d6feb1c995a0a0f763b21261141ae8ee6dc570