1 files changed, 2 insertions, 14 deletions
diff --git a/include/armnn/Types.hpp b/include/armnn/Types.hpp
index cd6e17be37..2249a365d2 100644
--- a/include/armnn/Types.hpp
+++ b/include/armnn/Types.hpp
@@ -139,20 +139,6 @@ enum class OutputShapeRounding
     Ceiling     = 1
 };
 
-/// Each backend should implement an IBackend.
-class IBackend
-{
-protected:
-    IBackend() {}
-    virtual ~IBackend() {}
-
-public:
-    virtual const BackendId& GetId() const = 0;
-};
-
-using IBackendSharedPtr = std::shared_ptr<IBackend>;
-using IBackendUniquePtr = std::unique_ptr<IBackend, void(*)(IBackend* backend)>;
-
 /// Device specific knowledge to be passed to the optimizer.
 class IDeviceSpec
 {
@@ -222,4 +208,6 @@ private:
 /// Define LayerGuid type.
 using LayerGuid = unsigned int;
 
+struct EmptyInitializer {};
+
 } // namespace armnn