Fix fuzzer bug i.e., compute the correct repeated dst domain

BUG: oss-fuzz:8367
Change-Id: Ib5a9bf6e8446459db88016176e4c22397a3f1965
Reviewed-on: https://skia-review.googlesource.com/129184
Reviewed-by: Herb Derby <herb@google.com>
Commit-Queue: Robert Phillips <robertphillips@google.com>
1 file changed