tree 7dd0e57e0974d0f8ccabca6cf591aa97a0216000
parent ddd2c167f5653d452d745d776d2eb8d831f2624b
author Chong Zhang <chz@google.com> 1605720718 -0800
committer Chong Zhang <chz@google.com> 1605809062 -0800

transcoding: use NDK methods for permission and binder

- Change permission checks to use NDK
- Replace MediaProvider uid check with permission check of
  MANAGE_EXTERNAL_STORAGE (which is replacing the deprecated
  WRITE_MEDIA_STORAGE).
- Use ABinderProcess_* for thread pool.

bug: 159172726
bug: 171393067
test: MediaTranscodingService unit tests; dumpsys to check if
MediaProvider can still regiserClient successfully.

Change-Id: I4fed7bb23a2d68c92e5cd1aecd5a6ef340dc2b61