tree a20e450f256d24e6b736e9601352be07d5cc763f
parent a5768df6b20d4ccdfabab3c9b9e52e11363014f1
author Stephen Li <stephenli@google.com> 1491951965 -0700
committer Stephen Li <stephenli@google.com> 1491952917 -0700

Use change number over change ID triplet in JS.

The javascript that queries this endpoint should use a change
number rather than a change ID triplet, to avoid throwing errors
when there is a non-unique triplet.

Change-Id: I4d0c5ef0b16e689c7a99551f2ac112e6e80f8cf4