Remove OpenGL ES support

Remove the following:
 - Relevant backend kernels
 - Relevant backend functions
 - Relevant backend validation tests
 - Relevant backend specific examples
 - Remove backend support from Graph API
 - Remove backend support from build system

Update documentation

Resolves: COMPMID-4149

Change-Id: Id0621d6ee35169754de458103907aaba4ef770c0
Signed-off-by: Manuel Bottini <manuel.bottini@arm.com>
Reviewed-on: https://review.mlplatform.org/c/ml/ComputeLibrary/+/5097
Tested-by: Arm Jenkins <bsgcomp@arm.com>
Reviewed-by: Michele Di Giorgio <michele.digiorgio@arm.com>
Reviewed-by: Georgios Pinitas <georgios.pinitas@arm.com>

1 files changed, 0 insertions, 74 deletions

diff --git a/arm_compute/core/GLES_COMPUTE/kernels/GCActivationLayerKernel.h b/arm_compute/core/GLES_COMPUTE/kernels/GCActivationLayerKernel.h
deleted file mode 100644
index 5d36768027..0000000000
--- a/arm_compute/core/GLES_COMPUTE/kernels/GCActivationLayerKernel.h
+++ /dev/null
@@ -1,74 +0,0 @@
-/*
- * Copyright (c) 2017-2019 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_GCACTIVATIONLAYERKERNEL_H
-#define ARM_COMPUTE_GCACTIVATIONLAYERKERNEL_H
-
-#include "arm_compute/core/GLES_COMPUTE/IGCKernel.h"
-
-namespace arm_compute
-{
-// Forward declarations
-class IGCTensor;
-class GCCoreRuntimeContext;
-
-/** Interface for the activation layer kernel. */
-class GCActivationLayerKernel : public IGCKernel
-{
-public:
-    /** Default constructor
-     *
-     * @param[in, out] ctx Core context to use
-     */
-    explicit GCActivationLayerKernel(GCCoreRuntimeContext *ctx = nullptr);
-    /** Prevent instances of this class from being copied (As this class contains pointers) */
-    GCActivationLayerKernel(const GCActivationLayerKernel &) = delete;
-    /** Prevent instances of this class from being copied (As this class contains pointers) */
-    GCActivationLayerKernel &operator=(const GCActivationLayerKernel &) = delete;
-    /** Allow instances of this class to be moved */
-    GCActivationLayerKernel(GCActivationLayerKernel &&) = default;
-    /** Allow instances of this class to be moved */
-    GCActivationLayerKernel &operator=(GCActivationLayerKernel &&) = default;
-    /** Default destructor */
-    ~GCActivationLayerKernel() = default;
-    /** Set the input and output tensor.
-     *
-     * @note If the output tensor is a nullptr, the activation function will be performed in-place
-     *
-     * @param[in, out] input    Source tensor. In case of @p output tensor = nullptr, this tensor will store the result
-     *                          of the activation function. Data types supported: F16/F32.
-     * @param[out]     output   Destination tensor. Data type should match the input data type.
-     * @param[in]      act_info Activation layer information.
-     */
-    void configure(IGCTensor *input, IGCTensor *output, ActivationLayerInfo act_info);
-
-    // Inherited methods overridden:
-    void run(const Window &window) override;
-
-private:
-    IGCTensor            *_input;
-    IGCTensor            *_output;
-    GCCoreRuntimeContext *_ctx;
-};
-} // namespace arm_compute
-#endif /*ARM_COMPUTE_GCACTIVATIONLAYERKERNEL_H */