tree f5c9609f682b445ad86b7d3658cd4a467cdf4f4b
parent 953e6b0f57b5003390b3e70904bfa47f535492e4
author Steven Moreland <smoreland@google.com> 1489958447 -0700
committer Steven Moreland <smoreland@google.com> 1489958447 -0700

Passthrough service functions: warn unused result

Prevent these from cropping up again:
b/34634573
b/34641942
b/34640335
b/34643521
b/36424561

Note, also made defaultServicePassthroughImplementation return status_t
instead of int.

Test: pass
Change-Id: I930a5f7f82390a6869e0ab99c8536bf73dad7d0c