Use ParcelFileDescriptor over FileDescriptor

The java.io.FileDescriptor object has a poor definition of ownership,
which can result in obscure use-after-close bugs. Instead, APIs should
return or accept ParcelFileDescriptor instances.

Bug: 130209137
Test: manual
Change-Id: Ifb3dd53dc138ec47f416f2d4b46c4668bc8ee1d8