Add more statsd's debugging info to dumpsys.

+ Bugreport will use the non-verbose mode
+ Reuse the log_msg object in LogReader
+ Add logd errors to StatsdStats

Bug: 72383073

Test: manual + statsd_test

Change-Id: Id5a8b103074d034f5ece3c9831c740d44a5df9cd
diff --git a/cmds/statsd/src/metrics/EventMetricProducer.h b/cmds/statsd/src/metrics/EventMetricProducer.h
index a57b07d..9da0dd0 100644
--- a/cmds/statsd/src/metrics/EventMetricProducer.h
+++ b/cmds/statsd/src/metrics/EventMetricProducer.h
@@ -62,6 +62,8 @@
     // Internal function to calculate the current used bytes.
     size_t byteSizeLocked() const override;
 
+    void dumpStatesLocked(FILE* out, bool verbose) const override{};
+
     // Maps to a EventMetricDataWrapper. Storing atom events in ProtoOutputStream
     // is more space efficient than storing LogEvent.
     std::unique_ptr<android::util::ProtoOutputStream> mProto;