rootdir / sdcard : Stop creating /data/media/obb.

This directory is no longer used. OBB content is
placed in /data/media/$user/Android.

Test: make
Test: manually verify the path doesn't exist.
Bug: 129167772

Change-Id: I8549826586b9a68c8cfa3fe2e51295363f9b4e11
2 files changed