Remove all runtime JSON service manifest parsing

This wipes out the last remaining usage of runtime JSON manifest parsing
in favor of using build-time generated C++ manifests. All support code
for parsing JSON manifests at runtime is removed as well.

Bug: 895616
Change-Id: I35fdc82b719de4fbedb54ba433dda4293fb0f893
Reviewed-by: Avi Drissman <>
Commit-Queue: Ken Rockot <>
Cr-Commit-Position: refs/heads/master@{#625356}
10 files changed