continueLoading may be called during preparation, but this is not handled correctly in the case where a deferred period doesn't have a source yet. ------------- Created by MOE: https://github.com/google/moe MOE_MIGRATED_REVID=158696539
------------- Created by MOE: https://github.com/google/moe MOE_MIGRATED_REVID=158494794
The string is truncated to 20 character in IMA. ------------- Created by MOE: https://github.com/google/moe MOE_MIGRATED_REVID=157122929
------------- Created by MOE: https://github.com/google/moe MOE_MIGRATED_REVID=156312761
