AAudioService: integrated with audioserver

Call the MmapStreamInterface from AudioFlinger instead of the FakeHAL.
Fix sending timestamps from the thread.
Add shared mode in service.

Bug: 35260844
Bug: 33398120
Test: CTS test_aaudio.cpp
Change-Id: I44c7e4ecae4ce205611b6b73a72e0ae8a5b243e5
Signed-off-by: Phil Burk <philburk@google.com>
(cherry picked from commit 7f6b40d78b1976c78d1300e8a51fda36eeb50c5d)
diff --git a/media/audioserver/main_audioserver.cpp b/media/audioserver/main_audioserver.cpp
index bcd0342..ee02d23 100644
--- a/media/audioserver/main_audioserver.cpp
+++ b/media/audioserver/main_audioserver.cpp
@@ -34,6 +34,7 @@
 // from LOCAL_C_INCLUDES
 #include "AudioFlinger.h"
 #include "AudioPolicyService.h"
+#include "AAudioService.h"
 #include "MediaLogService.h"
 #include "RadioService.h"
 #include "SoundTriggerHwService.h"
@@ -131,6 +132,7 @@
         ALOGI("ServiceManager: %p", sm.get());
         AudioFlinger::instantiate();
         AudioPolicyService::instantiate();
+        AAudioService::instantiate();
         RadioService::instantiate();
         SoundTriggerHwService::instantiate();
         ProcessState::self()->startThreadPool();