tree 305932bcc68586377ca55bbab9f6e49399085f41
parent 600262e8f8d855c361bc4df039d261f54239da33
author Keir Mierle <mierle@gmail.com> 1506370181 -0700
committer Keir Mierle <mierle@gmail.com> 1506370181 -0700

Add a comment about default constructed reference counts=

Change-Id: Ia6b8a75144755d9bcf05c893bb97a1e207da6b0f