Revert "usb: xhci: Fix NULL pointer dereference on certain command aborts"

This reverts commit b4425395 which is
commit 1e0a1991 upstream.

It breaks the Android kernel abi and can be brought back in the future
in an abi-safe way if it is really needed.

Bug: 161946584
Change-Id: I65a5370b9fbe5ffc79825c325a4196a51357b082
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>