fix PR IntelRealSense#12378 missing recordable< recommended-pbs >

src/sensor.h

@@ -1,9 +1,9 @@
 // License: Apache 2.0. See LICENSE file in root directory.
 // Copyright(c) 2015 Intel Corporation. All Rights Reserved.
-
 #pragma once
 
 #include "core/sensor-interface.h"
+#include "core/recommended-proccesing-blocks-interface.h"
 
 #include "source.h"
 #include "core/extension.h"
@@ -51,6 +51,7 @@ namespace librealsense
         , public virtual sensor_interface
         , public options_container
         , public virtual info_container
+        , public recordable< recommended_proccesing_blocks_interface >
     {
     public:
         explicit sensor_base( std::string const & name, device * device );
@@ -86,6 +87,15 @@ namespace librealsense
             return {};
         }
 
+        // recordable< recommended_proccesing_blocks_interface > is needed to record our recommended processing blocks
+    public:
+        void enable_recording( std::function< void( const recommended_proccesing_blocks_interface & ) > ) override {}
+        void create_snapshot( std::shared_ptr< recommended_proccesing_blocks_interface > & snapshot ) const override
+        {
+            snapshot
+                = std::make_shared< recommended_proccesing_blocks_snapshot >( get_recommended_processing_blocks() );
+        }
+
     protected:
         // Since _profiles is private, we need a way to get the final profiles
         stream_profiles const & initialized_profiles() const { return *_profiles; }