fix one more instance of uint!=int in test am: 944f7dee7d am: 07ba7db6a5
fix one more instance of uint!=int in test am: 944f7dee7d
am: 07ba7db6a5

Change-Id: Ida69b7f30f0a72acecd8e943d46bfd9a9abf880f

google/perfetto,google/perfetto,google/perfetto,google/perfetto,google/perfetto,google/perfetto,google/perfetto,google/perfetto