COMPMID-2649: Generalize MemoryGroup.

Avoids any upcasting.

Change-Id: I2181c7c9df59a7fb8a78e11934fbd96058fd39c7
Signed-off-by: Georgios Pinitas <georgios.pinitas@arm.com>
Reviewed-on: https://review.mlplatform.org/c/1918
Comments-Addressed: Arm Jenkins <bsgcomp@arm.com>
Tested-by: Arm Jenkins <bsgcomp@arm.com>
Reviewed-by: Gian Marco Iodice <gianmarco.iodice@arm.com>
diff --git a/arm_compute/runtime/CL/functions/CLSobel5x5.h b/arm_compute/runtime/CL/functions/CLSobel5x5.h
index 2b5807b..7b62066 100644
--- a/arm_compute/runtime/CL/functions/CLSobel5x5.h
+++ b/arm_compute/runtime/CL/functions/CLSobel5x5.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2016-2018 ARM Limited.
+ * Copyright (c) 2016-2019 ARM Limited.
  *
  * SPDX-License-Identifier: MIT
  *
@@ -27,10 +27,10 @@
 #include "arm_compute/core/CL/kernels/CLFillBorderKernel.h"
 #include "arm_compute/core/CL/kernels/CLSobel5x5Kernel.h"
 #include "arm_compute/core/Types.h"
-#include "arm_compute/runtime/CL/CLMemoryGroup.h"
 #include "arm_compute/runtime/CL/CLTensor.h"
 #include "arm_compute/runtime/IFunction.h"
 #include "arm_compute/runtime/IMemoryManager.h"
+#include "arm_compute/runtime/MemoryGroup.h"
 
 #include <cstdint>
 #include <memory>
@@ -70,7 +70,7 @@
     void run() override;
 
 protected:
-    CLMemoryGroup        _memory_group;   /**< Function's memory group */
+    MemoryGroup          _memory_group;   /**< Function's memory group */
     CLSobel5x5HorKernel  _sobel_hor;      /**< Sobel Horizontal 5x5 kernel */
     CLSobel5x5VertKernel _sobel_vert;     /**< Sobel Vertical 5x5 kernel */
     CLFillBorderKernel   _border_handler; /**< Kernel to handle image borders */