tree a6270d0e79cae9c2bdaaef9195661ef72623243c
parent f02fa6e545306df6e805e972aa77e563e9f094fc
author Nicolas Lacasse <nlacasse@google.com> 1430505243 -0700
committer Nicolas Lacasse <nlacasse@google.com> 1430505245 -0700

Use native promise implementation if one is available, otherwise
es6-promise polyfill.

Change-Id: I41919aab18e68370d250a77cfba7f53a8f61f8be