IVGCVSW-4929 Implement ShapeInferenceMethod in all Layers

Signed-off-by: Finn Williams <Finn.Williams@arm.com>
Change-Id: I2c2d99f97cf89814140b057a9f93f41b364197f5
diff --git a/src/armnn/layers/ElementwiseUnaryLayer.cpp b/src/armnn/layers/ElementwiseUnaryLayer.cpp
index 0908f39..5592c20 100644
--- a/src/armnn/layers/ElementwiseUnaryLayer.cpp
+++ b/src/armnn/layers/ElementwiseUnaryLayer.cpp
@@ -1,5 +1,5 @@
 //
-// Copyright © 2019 Arm Ltd. All rights reserved.
+// Copyright © 2019 Arm Ltd and Contributors. All rights reserved.
 // SPDX-License-Identifier: MIT
 //
 
@@ -42,18 +42,17 @@
 
 void ElementwiseUnaryLayer::ValidateTensorShapesFromInputs(ShapeInferenceMethod shapeInferenceMethod)
 {
-    IgnoreUnused(shapeInferenceMethod);
-
     VerifyLayerConnections(1, CHECK_LOCATION());
 
+    const TensorShape& outputShape = GetOutputSlot(0).GetTensorInfo().GetShape();
+
+    VerifyShapeInferenceType(outputShape, shapeInferenceMethod);
+
     std::vector<TensorShape> inferredShapes = InferOutputShapes({
         GetInputSlot(0).GetConnection()->GetTensorInfo().GetShape()});
     ARMNN_ASSERT(inferredShapes.size() == 1);
 
-    ConditionalThrowIfNotEqual<LayerValidationException>(
-        "ElementwiseUnaryLayer: TensorShape set on OutputSlot[0] does not match the inferred shape.",
-        GetOutputSlot(0).GetTensorInfo().GetShape(),
-        inferredShapes[0]);
+    ValidateAndCopyShape(outputShape, inferredShapes[0], shapeInferenceMethod, GetLayerTypeAsCString(GetType()));
 }
 
 void ElementwiseUnaryLayer::Accept(ILayerVisitor& visitor) const