Deprecates GoogleRE2.max_program_size field so that client does not need to check this.
Risk Level: Low
Testing: N/A
Docs Changes: Included in PR
Release Notes: Included in PR
Signed-off-by: Mark D. Roth <roth@google.com>
Mirrored from https://github.com/envoyproxy/envoy @ 10125161be0d0a759c3ffb02ddcdf8abc0bc6060