Attempt to fix chromium roll

Change-Id: Icc21127d10b367e05eb337b0ff8d0848c9e998e1
diff --git a/src/tracing/core/tracing_service_impl_unittest.cc b/src/tracing/core/tracing_service_impl_unittest.cc
index 9af5391..af92dd7 100644
--- a/src/tracing/core/tracing_service_impl_unittest.cc
+++ b/src/tracing/core/tracing_service_impl_unittest.cc
@@ -716,7 +716,7 @@
         Property(
             &protos::TracePacket::trigger,
             AllOf(Property(&protos::Trigger::trigger_name, Eq(name)),
-                  Property(&protos::Trigger::trusted_producer_uid, Eq(123u)),
+                  Property(&protos::Trigger::trusted_producer_uid, Eq(123)),
                   Property(&protos::Trigger::producer_name,
                            Eq("mock_producer")))),
         Property(&protos::TracePacket::trusted_packet_sequence_id,
@@ -794,7 +794,7 @@
         Property(
             &protos::TracePacket::trigger,
             AllOf(Property(&protos::Trigger::trigger_name, Eq(name)),
-                  Property(&protos::Trigger::trusted_producer_uid, Eq(321u)),
+                  Property(&protos::Trigger::trusted_producer_uid, Eq(321)),
                   Property(&protos::Trigger::producer_name,
                            Eq("mock_producer")))),
         Property(&protos::TracePacket::trusted_packet_sequence_id,