Avoid null dereference for missing translation (#8244)
Avoid null dereference for missing translation (#8244)

When no translation is set this would have resulted in nullptr
dereference.

google/iree,google/iree,google/iree,iree-org/iree,iree-org/iree,google/iree,iree-org/iree,google/iree,google/iree,iree-org/iree,iree-org/iree,google/iree,iree-org/iree,iree-org/iree