[ermine] Cache status spec for infrequently updating settings.

Some settings like battery charge does not update frequently. This
results in a missing entry for battery until it is updated. This
change caches the last update received from a status provider and
displays that until the next update.

bug: http://fxb/37803 #done
Change-Id: I2f6ff8936a440c6ac93225b57836af9fb3ebe33c
4 files changed
tree: eb2aadc86c84e57a5ca73cae80a15239939ed869
  1. base_shells/
  2. benchmarks/
  3. bin/
  4. examples/
  5. keyboard/
  6. lib/
  7. session_shells/
  8. settings/
  9. story_shells/
  10. tests/
  11. .gitignore
  12. analysis_options.yaml
  13. AUTHORS
  14. BUILD.gn
  15. CONTRIBUTING.md
  16. LICENSE
  17. OWNERS
  18. PATENTS
  19. README.md
README.md

Fuchsia Open Source Template Repository

This repository is a template that we will use when creating new open source repositories for Fuchsia.