Fix compile warnings in 5l.
Fix compile warnings in 5l.

R=rsc
APPROVED=rsc
DELTA=8  (0 added, 0 deleted, 8 changed)
OCL=30692
CL=30695
abustany/go,abustany/go,abustany/go,abustany/go,abustany/go,abustany/go,abustany/go