tree d545f9f1f446f9dc3ce5806823b75109d089c3dc
parent a5f8596add59b7ba5716abe5b0caba21ed84a0f7
author William A. Kennington III <wak@google.com> 1540930873 -0700
committer William A. Kennington III <wak@google.com> 1540931005 -0700

utility/timer: Implement callback setting

All of the other classes that take callbacks support having the callback
updated.

Tested:
    Builds and passed through the unit test suite.

Change-Id: I0efcd074523fa6ec0cc84c7a930346dd9340f7ec
Signed-off-by: William A. Kennington III <wak@google.com>