Make power policy methods public in CarPowerManager

- Google Map and some 3rd-party apps need to know power policy change.
- Methods for getting the current policy and getting policy change
notification are made public.

Bug: 175134034
Test: atest CarPowerManagerUnitTest
Change-Id: I4b409c4b06da9e6da819d965cc3e1ba3c0107675
30 files changed
tree: 5f16f29c40d8a7c3932d86b8b5d9d734bb1033bd
  1. car-bugreportd/
  2. car-internal-lib/
  3. car-lib/
  4. car-maps-placeholder/
  5. car-systemtest-lib/
  6. car-test-lib/
  7. car-usb-handler/
  8. car_product/
  9. cpp/
  10. experimental/
  11. FrameworkPackageStubs/
  12. obd2-lib/
  13. packages/
  14. procfs-inspector/
  15. service/
  16. tests/
  17. tools/
  18. user/
  19. vehicle-hal-support-lib/
  20. .clang-format
  21. .gitignore
  22. Android.mk
  23. CleanSpec.mk
  24. CPPLINT.cfg
  25. OWNERS
  26. PREUPLOAD.cfg
  27. README.md
  28. TEST_MAPPING
README.md

Native (C++) code format is required to be compatible with .clang-format file. Run

git clang-format --style=file --extension='h,cpp,cc' HEAD~

Note that clang-format is not desirable for Android java files. Therefore the command line above is limited to specific extensions.