MediaMetrics: Add AudioAnalytics

Test: mediametrics dumpsys, atest mediametrics_tests
Bug: 138583596
Change-Id: I56c82e6c685a9fae21581f14d3b370a8e352f3f3
diff --git a/services/mediaanalytics/MediaAnalyticsService.h b/services/mediaanalytics/MediaAnalyticsService.h
index ce7b9f4..5bdc48f 100644
--- a/services/mediaanalytics/MediaAnalyticsService.h
+++ b/services/mediaanalytics/MediaAnalyticsService.h
@@ -26,6 +26,8 @@
 #include <media/IMediaAnalyticsService.h>
 #include <utils/String8.h>
 
+#include "AudioAnalytics.h"
+
 namespace android {
 
 class MediaAnalyticsService : public BnMediaAnalyticsService
@@ -115,6 +117,8 @@
 
     std::atomic<int64_t> mItemsSubmitted{}; // accessed outside of lock.
 
+    mediametrics::AudioAnalytics mAudioAnalytics;
+
     std::mutex mLock;
     // statistics about our analytics
     int64_t mItemsFinalized = 0;        // GUARDED_BY(mLock)