IVGCVSW-1806: Refactor Android-NN-Driver ModelToINetworkConverter

* Moved conversion logic into new V1_0 and V1_1 HalPolicy classes
* Extracted common helper functions into ConversionUtils class

Change-Id: I1ab50edc266dd528c0cb22a5cd1aa65e103674d9
diff --git a/1.1/HalPolicy.hpp b/1.1/HalPolicy.hpp
new file mode 100644
index 0000000..3722d49
--- /dev/null
+++ b/1.1/HalPolicy.hpp
@@ -0,0 +1,31 @@
+//
+// Copyright © 2017 Arm Ltd. All rights reserved.
+// SPDX-License-Identifier: MIT
+//
+
+#pragma once
+
+#include "ConversionUtils.hpp"
+
+#include <HalInterfaces.h>
+
+namespace armnn_driver
+{
+namespace hal_1_1
+{
+
+class HalPolicy
+{
+public:
+    using Model                     = V1_1::Model;
+    using Operation                 = V1_1::Operation;
+    using getSupportedOperations_cb = V1_1::IDevice::getSupportedOperations_1_1_cb;
+
+    static bool ConvertOperation(const Operation& operation, const Model& model, ConversionData& data);
+
+private:
+    static bool ConvertDiv(const Operation& operation, const Model& model, ConversionData& data);
+};
+
+} // namespace hal_1_1
+} // namespace armnn_driver