IVGCVSW-5504 'TfLiteDelegate: Introduce FP16 and BackendOptions'

* Added BackendOptions creations of armnn_delegate
* Included armnn/third-party the armnn_delegate unit tests
* Updated the CreateConstTensor function

Signed-off-by: Sadik Armagan <sadik.armagan@arm.com>
Change-Id: I8e2099a465766b905bff701413307e5850b68e42
diff --git a/delegate/src/test/ArmnnDelegateTest.cpp b/delegate/src/test/ArmnnDelegateTest.cpp
index 7cec70b..050fe45 100644
--- a/delegate/src/test/ArmnnDelegateTest.cpp
+++ b/delegate/src/test/ArmnnDelegateTest.cpp
@@ -35,9 +35,18 @@
     const TfLiteRegistration* opRegister = opResolver.FindOp(BuiltinOperator_ADD, 1);
     tfLiteInterpreter->AddNodeWithParameters({0, 1}, {2}, "", 0, nullptr, opRegister);
 
-    // create the Armnn Delegate
+    // Create the Armnn Delegate
     std::vector<armnn::BackendId> backends = { armnn::Compute::CpuRef };
-    armnnDelegate::DelegateOptions delegateOptions(backends);
+    std::vector<armnn::BackendOptions> backendOptions;
+    backendOptions.emplace_back(
+        armnn::BackendOptions{ "BackendName",
+                               {
+                                  { "Option1", 42 },
+                                  { "Option2", true }
+                               }}
+    );
+
+    armnnDelegate::DelegateOptions delegateOptions(backends, backendOptions);
     std::unique_ptr<TfLiteDelegate, decltype(&armnnDelegate::TfLiteArmnnDelegateDelete)>
                        theArmnnDelegate(armnnDelegate::TfLiteArmnnDelegateCreate(delegateOptions),
                                         armnnDelegate::TfLiteArmnnDelegateDelete);