GitLab

For paths that do not point to the sdcard or cache partitions (for which
READ_EXTERNAL_STORAGE, WRITE_EXTERNAL_STORAGE and ACCESS_CACHE_FILESYSTEM
permissions are checked as needed), check that they are world-readable.

b/9604671

Change-Id: Ib3b8c745139f356e9cb070c0862e0ce63c7bb1ba