IVGCVSW-2865 Extend IRuntime to add a new method RegisterDebugCallback(...)

* Made changes to LoadedNetwork and IWorkload to pass on the registered 
callback function

Change-Id: I6ea10f2a299d6de8bf681c8ff36d3fbed1d6d887
Signed-off-by: Nattapat Chaimanowong <nattapat.chaimanowong@arm.com>
diff --git a/include/armnn/IRuntime.hpp b/include/armnn/IRuntime.hpp
index b977afe..44864ce 100644
--- a/include/armnn/IRuntime.hpp
+++ b/include/armnn/IRuntime.hpp
@@ -83,6 +83,11 @@
     /// @return A pointer to the requested profiler, or nullptr if not found.
     virtual const std::shared_ptr<IProfiler> GetProfiler(NetworkId networkId) const = 0;
 
+    /// Registers a callback function to debug layers performing custom computations on intermediate tensors.
+    /// @param networkId The id of the network to register the callback.
+    /// @param func callback function to pass to the debug layer.
+    virtual void RegisterDebugCallback(NetworkId networkId, const DebugCallbackFunction& func) = 0;
+
 protected:
     ~IRuntime() {}
 };