MLCE-1092 Added layerNames to classic delegate

 * All layers added through the classic delegate will have a name that
   includes the nodeIndex from the tflite model.
 * Added utilities to ClassicDelegateUtils to get the names for the layers.

Signed-off-by: Mike Kelly <mike.kelly@arm.com>
Change-Id: Iac567486d1f91c0a99b77ed8963f6b6ca26b0b59
diff --git a/delegate/classic/src/Reduce.hpp b/delegate/classic/src/Reduce.hpp
index 2d8b462..8731ef5 100644
--- a/delegate/classic/src/Reduce.hpp
+++ b/delegate/classic/src/Reduce.hpp
@@ -125,8 +125,9 @@
         return isSupported ? kTfLiteOk : kTfLiteError;
     }
 
-    // Add an Reduce layer
-    armnn::IConnectableLayer* layer = delegateData.m_Network->AddReduceLayer(desc);
+    // Add a Reduce layer
+    auto layerName = GetLayerName(armnn::LayerType::Reduce, nodeIndex);
+    armnn::IConnectableLayer* layer = delegateData.m_Network->AddReduceLayer(desc, layerName.c_str());
     layer->SetBackendId(setBackend);
     ARMNN_ASSERT(layer != nullptr);
 
@@ -134,7 +135,7 @@
     outputSlot.SetTensorInfo(outputTensorInfo);
 
     // try to connect the Constant Inputs if there are any
-    if(ProcessInputs(layer,delegateData, tfLiteContext, tfLiteNode) != kTfLiteOk )
+    if (ProcessInputs(layer, delegateData, tfLiteContext, tfLiteNode, nodeIndex) != kTfLiteOk)
     {
         return kTfLiteError;
     }