COMPMID-3637: Move utility headers from arm_compute to src

Signed-off-by: Georgios Pinitas <georgios.pinitas@arm.com>
Change-Id: If9d6fa8c900b68c4b6fd373f2fc1f9abb83ea917
Signed-off-by: Michalis Spyrou <michalis.spyrou@arm.com>
Reviewed-on: https://review.mlplatform.org/c/ml/ComputeLibrary/+/4145
Tested-by: Arm Jenkins <bsgcomp@arm.com>
Reviewed-by: Sang-Hoon Park <sang-hoon.park@arm.com>
Comments-Addressed: Arm Jenkins <bsgcomp@arm.com>
diff --git a/tests/AssetsLibrary.h b/tests/AssetsLibrary.h
index d783b1f..28a51d6 100644
--- a/tests/AssetsLibrary.h
+++ b/tests/AssetsLibrary.h
@@ -31,7 +31,7 @@
 #include "arm_compute/core/TensorShape.h"
 #include "arm_compute/core/Types.h"
 #include "arm_compute/core/Window.h"
-#include "arm_compute/core/utils/misc/Random.h"
+#include "support/Random.h"
 #include "tests/RawTensor.h"
 #include "tests/TensorCache.h"
 #include "tests/Utils.h"
diff --git a/tests/framework/instruments/SchedulerTimer.cpp b/tests/framework/instruments/SchedulerTimer.cpp
index aa69bc2..b4d1c59 100644
--- a/tests/framework/instruments/SchedulerTimer.cpp
+++ b/tests/framework/instruments/SchedulerTimer.cpp
@@ -26,8 +26,8 @@
 #include "Instruments.h"
 #include "WallClockTimer.h"
 #include "arm_compute/core/CPP/ICPPKernel.h"
-#include "arm_compute/core/utils/misc/Cast.h"
 #include "arm_compute/graph/INode.h"
+#include "support/Cast.h"
 
 namespace arm_compute
 {
diff --git a/tests/validation/NEON/ActivationLayer.cpp b/tests/validation/NEON/ActivationLayer.cpp
index 9b2cad1..b294ff6 100644
--- a/tests/validation/NEON/ActivationLayer.cpp
+++ b/tests/validation/NEON/ActivationLayer.cpp
@@ -22,7 +22,6 @@
  * SOFTWARE.
  */
 #include "arm_compute/core/Types.h"
-#include "arm_compute/core/utils/misc/Requires.h"
 #include "arm_compute/core/utils/misc/Traits.h"
 #include "arm_compute/runtime/NEON/functions/NEActivationLayer.h"
 #include "arm_compute/runtime/RuntimeContext.h"
@@ -38,6 +37,8 @@
 #include "tests/validation/Validation.h"
 #include "tests/validation/fixtures/ActivationLayerFixture.h"
 
+#include "support/Requires.h"
+
 namespace arm_compute
 {
 namespace test
diff --git a/tests/validation/reference/Convolution3d.h b/tests/validation/reference/Convolution3d.h
index 03a2f53..34e27f4 100644
--- a/tests/validation/reference/Convolution3d.h
+++ b/tests/validation/reference/Convolution3d.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2017-2019 Arm Limited.
+ * Copyright (c) 2017-2020 Arm Limited.
  *
  * SPDX-License-Identifier: MIT
  *
@@ -24,8 +24,8 @@
 #ifndef ARM_COMPUTE_TEST_VALIDATION_CONVOLUTION_H
 #define ARM_COMPUTE_TEST_VALIDATION_CONVOLUTION_H
 
-#include "arm_compute/core/utils/misc/Requires.h"
 #include "arm_compute/core/utils/quantization/AsymmHelpers.h"
+#include "support/Requires.h"
 #include "tests/validation/Helpers.h"
 #include "tests/validation/reference/UtilsQuantizedAsymm.h"
 
diff --git a/tests/validation/reference/DepthConvertLayer.cpp b/tests/validation/reference/DepthConvertLayer.cpp
index 30b7e57..94c719a 100644
--- a/tests/validation/reference/DepthConvertLayer.cpp
+++ b/tests/validation/reference/DepthConvertLayer.cpp
@@ -25,8 +25,8 @@
 
 #include "tests/validation/Helpers.h"
 
-#include "arm_compute/core/utils/misc/Rounding.h"
-#include "arm_compute/core/utils/misc/SaturateCast.h"
+#include "support/Rounding.h"
+#include "support/SaturateCast.h"
 
 #include "tests/Types.h"
 
diff --git a/tests/validation/reference/Scale.cpp b/tests/validation/reference/Scale.cpp
index aa265c2..71e98fd 100644
--- a/tests/validation/reference/Scale.cpp
+++ b/tests/validation/reference/Scale.cpp
@@ -25,9 +25,9 @@
 #include "Scale.h"
 
 #include "Utils.h"
-#include "arm_compute/core/utils/misc/Rounding.h"
 #include "arm_compute/core/utils/misc/Utility.h"
 #include "src/core/utils/ScaleUtils.h"
+#include "support/Rounding.h"
 
 namespace arm_compute
 {
diff --git a/tests/validation/reference/SliceOperations.cpp b/tests/validation/reference/SliceOperations.cpp
index 50c5c68..222b146 100644
--- a/tests/validation/reference/SliceOperations.cpp
+++ b/tests/validation/reference/SliceOperations.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2018-2019 Arm Limited.
+ * Copyright (c) 2018-2020 Arm Limited.
  *
  * SPDX-License-Identifier: MIT
  *
diff --git a/tests/validation/reference/UpsampleLayer.cpp b/tests/validation/reference/UpsampleLayer.cpp
index 4e06ad4..e5eb376 100644
--- a/tests/validation/reference/UpsampleLayer.cpp
+++ b/tests/validation/reference/UpsampleLayer.cpp
@@ -23,7 +23,7 @@
  */
 #include "UpsampleLayer.h"
 
-#include "arm_compute/core/utils/misc/Requires.h"
+#include "support/Requires.h"
 #include "tests/validation/Helpers.h"
 
 namespace arm_compute