Imports
- golang.org/x/net/context
- github.com/opentracing/opentracing-go
- github.com/cockroachdb/cockroach/pkg/util/caller
- github.com/cockroachdb/cockroach/pkg/roachpb
- github.com/cockroachdb/cockroach/pkg/util/tracing
- github.com/cockroachdb/cockroach/pkg/util/syncutil
- github.com/cockroachdb/cockroach/pkg/util/log