Remove (NE/CL)YoloLayer support

YOLO layer is too specialized and specific to a single model type. Can
be decomposed using split, activation and concatenate layers

Partially Resolves: COMPMID-3996

Signed-off-by: Georgios Pinitas <georgios.pinitas@arm.com>
Change-Id: I3cde88f8d4cc7d8c70ce1bb3b32b00f8d09bdca2
Reviewed-on: https://review.mlplatform.org/c/ml/ComputeLibrary/+/4678
Tested-by: Arm Jenkins <bsgcomp@arm.com>
Reviewed-by: Michele Di Giorgio <michele.digiorgio@arm.com>
diff --git a/src/graph/nodes/SliceLayerNode.cpp b/src/graph/nodes/SliceLayerNode.cpp
index 3bd6752..b7655b9 100644
--- a/src/graph/nodes/SliceLayerNode.cpp
+++ b/src/graph/nodes/SliceLayerNode.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2018 Arm Limited.
+ * Copyright (c) 2018-2020 Arm Limited.
  *
  * SPDX-License-Identifier: MIT
  *
@@ -32,7 +32,7 @@
 {
 namespace graph
 {
-SliceLayerNode::SliceLayerNode(Coordinates &starts, Coordinates &ends)
+SliceLayerNode::SliceLayerNode(const Coordinates &starts, const Coordinates &ends)
     : _starts(starts), _ends(ends)
 {
     _input_edges.resize(1, EmptyEdgeID);
diff --git a/src/graph/nodes/YOLOLayerNode.cpp b/src/graph/nodes/YOLOLayerNode.cpp
deleted file mode 100644
index b29dd03..0000000
--- a/src/graph/nodes/YOLOLayerNode.cpp
+++ /dev/null
@@ -1,84 +0,0 @@
-/*
- * Copyright (c) 2018 Arm Limited.
- *
- * SPDX-License-Identifier: MIT
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to
- * deal in the Software without restriction, including without limitation the
- * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
- * sell copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in all
- * copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- */
-#include "arm_compute/graph/nodes/YOLOLayerNode.h"
-
-#include "arm_compute/graph/Graph.h"
-#include "arm_compute/graph/INodeVisitor.h"
-#include "arm_compute/graph/Utils.h"
-
-namespace arm_compute
-{
-namespace graph
-{
-YOLOLayerNode::YOLOLayerNode(ActivationLayerInfo act_info, int32_t num_classes)
-    : _act_info(act_info), _num_classes(num_classes)
-{
-    _input_edges.resize(1, EmptyEdgeID);
-    _outputs.resize(1, NullTensorID);
-}
-
-ActivationLayerInfo YOLOLayerNode::activation_info() const
-{
-    return _act_info;
-}
-
-int32_t YOLOLayerNode::num_classes() const
-{
-    return _num_classes;
-}
-
-bool YOLOLayerNode::forward_descriptors()
-{
-    if((input_id(0) != NullTensorID) && (output_id(0) != NullTensorID))
-    {
-        Tensor *dst = output(0);
-        ARM_COMPUTE_ERROR_ON(dst == nullptr);
-        dst->desc() = configure_output(0);
-        return true;
-    }
-    return false;
-}
-
-TensorDescriptor YOLOLayerNode::configure_output(size_t idx) const
-{
-    ARM_COMPUTE_UNUSED(idx);
-    ARM_COMPUTE_ERROR_ON(idx >= _outputs.size());
-
-    const Tensor *src = input(0);
-    ARM_COMPUTE_ERROR_ON(src == nullptr);
-
-    return src->desc();
-}
-
-NodeType YOLOLayerNode::type() const
-{
-    return NodeType::YOLOLayer;
-}
-
-void YOLOLayerNode::accept(INodeVisitor &v)
-{
-    v.visit(*this);
-}
-} // namespace graph
-} // namespace arm_compute
\ No newline at end of file