camera: Add new RingBufferConsumer to keep a ring buffer of acquired frames

Bug: 8563838
Change-Id: I5a95e0be94e5388b30639905efae42d3c3279f72
diff --git a/services/camera/libcameraservice/Android.mk b/services/camera/libcameraservice/Android.mk
index 6847bf8..e1c36d5 100644
--- a/services/camera/libcameraservice/Android.mk
+++ b/services/camera/libcameraservice/Android.mk
@@ -28,7 +28,8 @@
     camera3/Camera3Stream.cpp \
     camera3/Camera3InputStream.cpp \
     camera3/Camera3OutputStream.cpp \
-    camera3/Camera3ZslStream.cpp
+    camera3/Camera3ZslStream.cpp \
+    gui/RingBufferConsumer.cpp \
 
 LOCAL_SHARED_LIBRARIES:= \
     libui \