Camera: Add DepthCompositeStream

Add the necessary logic to support dynamic depth metadata.

Bug: 109735087
Test: Manual using application,
Camera CTS
Change-Id: Ic4710872dc596bc718270e1c79d4da53fb850875
diff --git a/services/camera/libcameraservice/common/CameraProviderManager.h b/services/camera/libcameraservice/common/CameraProviderManager.h
index 1f34f2f..80ec130 100644
--- a/services/camera/libcameraservice/common/CameraProviderManager.h
+++ b/services/camera/libcameraservice/common/CameraProviderManager.h
@@ -265,6 +265,8 @@
     bool isLogicalCamera(const std::string& id, std::vector<std::string>* physicalCameraIds);
 
     bool isHiddenPhysicalCamera(const std::string& cameraId);
+
+    static const float kDepthARTolerance;
 private:
     // All private members, unless otherwise noted, expect mInterfaceMutex to be locked before use
     mutable std::mutex mInterfaceMutex;