Spanner gapic migration error augmentation with interceptor#3304

yihanzhen merged 4 commits into

googleapis:spanner-gapic-migrationgoogleapis/google-cloud-java:spanner-gapic-migrationfrom

yihanzhen:spanner-gapic-migration-error-augmentation-with-interceptoryihanzhen/google-cloud-java:spanner-gapic-migration-error-augmentation-with-interceptorCopy head branch name to clipboard