tree 33ece590d7eb4832bf048a6612cf8c807c2dae46
parent def5c7476e080e0c43550176e5825c1334121227
author Natalie Weizenbaum <nweiz@google.com> 1520378795 -0800
committer Natalie Weizenbaum <nweiz@google.com> 1520378795 -0800

Move the implementation of Clock to its own file