TODO: FUSE: Leftovers from a recent upstream overhaul

Bug: 168023149
Bug: 167695973
Bug: 215310351
Bug: 216261533
Bug: 298946207
Bug: 161843089
Bug: 23904372
Bug: 171780975
Bug: 200779468
Signed-off-by: Lee Jones <joneslee@google.com>
Change-Id: I4155dba3d15760e9c7d5233f3198e454de9775c5