Merge "Docs: Updates guidance about using permissions when accessing OBB expansion files, Bug: 34273998 Test: Ran "make" to verify error-free building." into oc-dev am: e4d0557334 am: cde37c8836
am: f53a3c84e5

Change-Id: I42870687ca444600d82f8f5cbbee8418fa2ee11b