Use uint64_t instead of long long as API type for consistent reason.

Bug: 74118023
Test: manual
Change-Id: Icd5f506c76d3a008a79cb6c9d2061962ca7fdd40
diff --git a/cmds/statsd/src/metrics/DurationMetricProducer.cpp b/cmds/statsd/src/metrics/DurationMetricProducer.cpp
index ac39662..29a892d 100644
--- a/cmds/statsd/src/metrics/DurationMetricProducer.cpp
+++ b/cmds/statsd/src/metrics/DurationMetricProducer.cpp
@@ -235,7 +235,7 @@
     }
 
     protoOutput->write(FIELD_TYPE_INT64 | FIELD_ID_ID, (long long)mMetricId);
-    long long protoToken = protoOutput->start(FIELD_TYPE_MESSAGE | FIELD_ID_DURATION_METRICS);
+    uint64_t protoToken = protoOutput->start(FIELD_TYPE_MESSAGE | FIELD_ID_DURATION_METRICS);
 
     VLOG("Duration metric %lld dump report now...", (long long)mMetricId);
 
@@ -243,17 +243,17 @@
         const MetricDimensionKey& dimensionKey = pair.first;
         VLOG("  dimension key %s", dimensionKey.c_str());
 
-        long long wrapperToken =
+        uint64_t wrapperToken =
                 protoOutput->start(FIELD_TYPE_MESSAGE | FIELD_COUNT_REPEATED | FIELD_ID_DATA);
 
         // First fill dimension.
-        long long dimensionToken = protoOutput->start(
+        uint64_t dimensionToken = protoOutput->start(
                 FIELD_TYPE_MESSAGE | FIELD_ID_DIMENSION_IN_WHAT);
         writeDimensionToProto(dimensionKey.getDimensionKeyInWhat(), protoOutput);
         protoOutput->end(dimensionToken);
 
         if (dimensionKey.hasDimensionKeyInCondition()) {
-            long long dimensionInConditionToken = protoOutput->start(
+            uint64_t dimensionInConditionToken = protoOutput->start(
                     FIELD_TYPE_MESSAGE | FIELD_ID_DIMENSION_IN_CONDITION);
             writeDimensionToProto(dimensionKey.getDimensionKeyInCondition(), protoOutput);
             protoOutput->end(dimensionInConditionToken);
@@ -261,7 +261,7 @@
 
         // Then fill bucket_info (DurationBucketInfo).
         for (const auto& bucket : pair.second) {
-            long long bucketInfoToken = protoOutput->start(
+            uint64_t bucketInfoToken = protoOutput->start(
                     FIELD_TYPE_MESSAGE | FIELD_COUNT_REPEATED | FIELD_ID_BUCKET_INFO);
             protoOutput->write(FIELD_TYPE_INT64 | FIELD_ID_START_BUCKET_ELAPSED_NANOS,
                                (long long)bucket.mBucketStartNs);