02c8730c1b
* Unhide StorageService class; hide all the USB-related items * Add application-visible API to StorageManager for OBB files * Add class for parceling OBB info across binders (ObbInfo) * Add a JNI glue class to libutils/ObbFile (ObbScanner) * Add API to MountService to deal with calling into vold and checking permissions Change-Id: I33ecf9606b8ff535f3a2ada83931da6bbef41cfd