Submit again after a workaround for the ZstdReader problem this caused before: https://github.com/google/riegeli/commit/b679b60576c92a4c3b13ccffe9d3377afc5105c9
Submit again after a workaround for the ZstdReader problem this caused
before:
https://github.com/google/riegeli/commit/b679b60576c92a4c3b13ccffe9d3377afc5105c9

Fix a horrible typo in `RecyclingPool::set_max_size()`, which made all
global recycling pools ineffective (`max_size` was 0).

PiperOrigin-RevId: 334541534

google/riegeli,google/riegeli,google/riegeli,google/riegeli