Camera: add buffer freed notification for output streams

Test: ReprocessCaptureTest fixed
Bug: 34461678
Change-Id: Icd5af79a8f7fc35b0a040c57a639ae6777e71024
diff --git a/services/camera/libcameraservice/device3/Camera3OutputStream.h b/services/camera/libcameraservice/device3/Camera3OutputStream.h
index 24e4e05..86676e4 100644
--- a/services/camera/libcameraservice/device3/Camera3OutputStream.h
+++ b/services/camera/libcameraservice/device3/Camera3OutputStream.h
@@ -263,6 +263,8 @@
 
     virtual status_t getEndpointUsage(uint32_t *usage) const;
 
+    void onBuffersRemovedLocked(const std::vector<sp<GraphicBuffer>>&);
+
 }; // class Camera3OutputStream
 
 } // namespace camera3