COMPMID-797: Switch to new graph.

- Cleaned up build system

Change-Id: If2faa27ee5b31fa8b972836960ab3ef671059c8d
Reviewed-on: https://eu-gerrit-1.euhpc.arm.com/126435
Tested-by: Jenkins <bsgcomp@arm.com>
Reviewed-by: Pablo Tello <pablo.tello@arm.com>
diff --git a/arm_compute/graph/nodes/DepthConcatenateLayerNode.h b/arm_compute/graph/nodes/DepthConcatenateLayerNode.h
new file mode 100644
index 0000000..cb309f3
--- /dev/null
+++ b/arm_compute/graph/nodes/DepthConcatenateLayerNode.h
@@ -0,0 +1,78 @@
+/*
+ * 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.
+ */
+#ifndef __ARM_COMPUTE_GRAPH_DEPTH_CONCATENATE_LAYER_NODE_H__
+#define __ARM_COMPUTE_GRAPH_DEPTH_CONCATENATE_LAYER_NODE_H__
+
+#include "arm_compute/graph/INode.h"
+
+namespace arm_compute
+{
+namespace graph
+{
+/** Depth Concatenation Layer node */
+class DepthConcatenateLayerNode final : public INode
+{
+public:
+    /** Constructor
+     *
+     * @param[in] total_nodes Number of nodes that will get concatenated
+     */
+    DepthConcatenateLayerNode(unsigned int total_nodes);
+    /** Computes depth concatenations output shape
+     *
+     * @param input_shapes   Shapes of the inputs
+     *
+     * @return Expected output shape
+     */
+    static TensorShape compute_output_shape(const std::vector<TensorShape> &input_shapes);
+    /** Disables or not the depth concatenate node
+     *
+     * @warning This is used when depth concatenate is performed with sub-tensors,
+     *          where this node is used as a placeholder.
+     *
+     * @param[in] is_enabled If true a backend function is created to perform the depth concatenation (involves copying),
+     *                       while if false, no function is created and we assume that subtensors are properly set to simulate
+     *                       a no copy operation.
+     */
+    void set_enabled(bool is_enabled);
+    /** Enabled parameter accessor
+     *
+     * @return True if a backend function is to be created else false
+     */
+    bool is_enabled() const;
+
+    // Inherited overridden methods:
+    Status           validate() override;
+    NodeType         type() const override;
+    bool             forward_descriptors() override;
+    TensorDescriptor configure_output(size_t idx) const override;
+    void accept(INodeVisitor &v) override;
+
+private:
+    unsigned int _total_nodes;
+    bool         _is_enabled;
+};
+} // namespace graph
+} // namespace arm_compute
+#endif /* __ARM_COMPUTE_GRAPH_DEPTH_CONCATENATE_LAYER_NODE_H__ */