aaudio: add MediaMetrics for MMAP streams

Log events from service.
Log start, stop, disconnect and other events.
Log underruns and bufferSize.

Bug: 154543374
Test: adb shell dumpsys media.metrics --clear
Test: run an app that uses MMAP, like OboeTester
Test: adb shell dumpsys media.metrics
Test: Expect to see lots of "audio.stream" events.
Change-Id: I690e5226b695d53d038d644f4438c759e08f9fbb
diff --git a/media/libaaudio/src/legacy/AudioStreamLegacy.cpp b/media/libaaudio/src/legacy/AudioStreamLegacy.cpp
index abc3239..c062882 100644
--- a/media/libaaudio/src/legacy/AudioStreamLegacy.cpp
+++ b/media/libaaudio/src/legacy/AudioStreamLegacy.cpp
@@ -26,6 +26,7 @@
 #include <media/AudioTimestamp.h>
 #include <utils/String16.h>
 
+#include "core/AudioGlobal.h"
 #include "core/AudioStream.h"
 #include "legacy/AudioStreamLegacy.h"