The fix in CL 141649 is not right, the line in question got moved,
not added. Not sure why the -u option didn't do the right thing
when preparing the diff.

Fixes #28198

Change-Id: I6d45fdbbd5a9487cc70da07ab84e090b689a57f5
Reviewed-on: https://go-review.googlesource.com/c/142298Reviewed-by: Alberto Donizetti <alb.donizetti@gmail.com>