StatsCompanionService sends messages to statsd

StatsCompanionService can now inform statsd that an alarm (for anomaly
alerting and for polling) has fired, so that statsd can act accordingly.

Test: manual created an alarm from statsd.main and checked logcat that
statsd received the broadcast that it fired
Change-Id: I1d33dfbee0d3e213c91dd6973d2622ecacc890c8
diff --git a/cmds/statsd/src/StatsService.h b/cmds/statsd/src/StatsService.h
index ef52b562..2a8c3f6 100644
--- a/cmds/statsd/src/StatsService.h
+++ b/cmds/statsd/src/StatsService.h
@@ -49,6 +49,10 @@
 
     virtual Status systemRunning();
 
+    virtual Status informAnomalyAlarmFired();
+
+    virtual Status informPollAlarmFired();
+
     virtual status_t setProcessor(const sp<StatsLogProcessor>& main_processor);
 
 private: