IVGCVSW-3258 Add front end support for new SpaceToDepth layer

Signed-off-by: Aron Virginas-Tar <Aron.Virginas-Tar@arm.com>
Change-Id: Id677e29a734f2b36483d939ad370079bdc11551e
diff --git a/src/armnnSerializer/Serializer.cpp b/src/armnnSerializer/Serializer.cpp
index ccf2199..676d10c 100644
--- a/src/armnnSerializer/Serializer.cpp
+++ b/src/armnnSerializer/Serializer.cpp
@@ -783,6 +783,14 @@
     CreateAnyLayer(flatBufferLayer.o, serializer::Layer::Layer_SpaceToBatchNdLayer);
 }
 
+// Build FlatBuffer for SpaceToDepthLayer
+void SerializerVisitor::VisitSpaceToDepthLayer(const armnn::IConnectableLayer* layer,
+                                               const armnn::SpaceToDepthDescriptor& spaceToDepthDescriptor,
+                                               const char* name)
+{
+    throw armnn::Exception("SerializerVisitor::VisitSpaceToDepthLayer is not yet implemented");
+}
+
 // Build FlatBuffer for Splitter Layer
 void SerializerVisitor::VisitSplitterLayer(const armnn::IConnectableLayer* layer,
                                            const armnn::ViewsDescriptor& viewsDescriptor,