Update example daemons to use the new component/trait APIs

Using AddStateDefinitionsFromJson/AddComponent instead of old and
deprecated AddCommandDefinitions.../AddStateDefinitions... methods.

BUG: 26070118, 25917541
Change-Id: I1f264c737cc19a577a0026e6d6212d63bdc480cf
Reviewed-on: https://weave-review.googlesource.com/1802
Reviewed-by: Alex Vakulenko <avakulenko@google.com>
5 files changed