Optionally allow to end on-going call via call button

Add a configuration flag to enable usage of physical call button to end
an on-going call.

Bug: 172907394
Test: atest CarServiceUnitTest
      manual verification

Merged-In: I498e45f87d1a43e9469cbdf1ccefaecba03e9afa
Change-Id: I7f50df0538161933622181b09567483707e72cee
(cherry picked from commit de539cd4dfc65fdbc2d87859aff520c90bdd20b2)
3 files changed
tree: 4825c5cf9a93883cf22ce444fbd2c07db70a6498
  1. car-bugreportd/
  2. car-default-input-service/
  3. car-internal-lib/
  4. car-lib/
  5. car-maps-placeholder/
  6. car-systemtest-lib/
  7. car-test-lib/
  8. car-usb-handler/
  9. car_product/
  10. computepipe/
  11. EncryptionRunner/
  12. evs/
  13. experimental/
  14. FrameworkPackageStubs/
  15. obd2-lib/
  16. packages/
  17. procfs-inspector/
  18. service/
  19. surround_view/
  20. tests/
  21. tools/
  22. user/
  23. vehicle-hal-support-lib/
  24. watchdog/
  25. .clang-format
  26. .gitignore
  27. Android.mk
  28. CleanSpec.mk
  29. CPPLINT.cfg
  30. OWNERS
  31. PREUPLOAD.cfg
  32. README.md
  33. 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.