1. Add FIELD_COUNT_REPEATED bit masks to repeated fields that were previously missing
2. Resolve segfault when serializing proto into vector of uint8_t
3. Add a local byte size variable for EventMetric data as we cannot call
size() of ProtoOutputStream before we finish writing.
4. Replace hardcoded conversion of second to nano second with NS_PER_SEC

Test: statsd, statsd_test

Change-Id: I47a2ce2b05e6191c18596489682118edcb41e945
diff --git a/cmds/statsd/src/metrics/CountMetricProducer.cpp b/cmds/statsd/src/metrics/CountMetricProducer.cpp
index 0c9e522..2252201 100644
--- a/cmds/statsd/src/metrics/CountMetricProducer.cpp
+++ b/cmds/statsd/src/metrics/CountMetricProducer.cpp
@@ -24,6 +24,7 @@
 #include <limits.h>
 #include <stdlib.h>
 
+using android::util::FIELD_COUNT_REPEATED;
 using android::util::FIELD_TYPE_BOOL;
 using android::util::FIELD_TYPE_FLOAT;
 using android::util::FIELD_TYPE_INT32;
@@ -134,11 +135,13 @@
             ALOGE("Dimension key %s not found?!?! skip...", hashableKey.c_str());
             continue;
         }
-        long long wrapperToken = mProto->start(FIELD_TYPE_MESSAGE | FIELD_ID_DATA);
+        long long wrapperToken =
+                mProto->start(FIELD_TYPE_MESSAGE | FIELD_COUNT_REPEATED | FIELD_ID_DATA);
 
         // First fill dimension (KeyValuePairs).
         for (const auto& kv : it->second) {
-            long long dimensionToken = mProto->start(FIELD_TYPE_MESSAGE | FIELD_ID_DIMENSION);
+            long long dimensionToken =
+                    mProto->start(FIELD_TYPE_MESSAGE | FIELD_COUNT_REPEATED | FIELD_ID_DIMENSION);
             mProto->write(FIELD_TYPE_INT32 | FIELD_ID_KEY, kv.key());
             if (kv.has_value_str()) {
                 mProto->write(FIELD_TYPE_INT32 | FIELD_ID_VALUE_STR, kv.value_str());
@@ -154,7 +157,8 @@
 
         // Then fill bucket_info (CountBucketInfo).
         for (const auto& bucket : counter.second) {
-            long long bucketInfoToken = mProto->start(FIELD_TYPE_MESSAGE | FIELD_ID_BUCKET_INFO);
+            long long bucketInfoToken =
+                    mProto->start(FIELD_TYPE_MESSAGE | FIELD_COUNT_REPEATED | FIELD_ID_BUCKET_INFO);
             mProto->write(FIELD_TYPE_INT64 | FIELD_ID_START_BUCKET_NANOS,
                           (long long)bucket.mBucketStartNs);
             mProto->write(FIELD_TYPE_INT64 | FIELD_ID_END_BUCKET_NANOS,