Implement Operator API

Resolves: COMPMID-4512

Signed-off-by: Georgios Pinitas <georgios.pinitas@arm.com>
Change-Id: Id12130365fa3fe2261160931dcc7affb6b467186
Reviewed-on: https://review.mlplatform.org/c/ml/ComputeLibrary/+/6031
Tested-by: Arm Jenkins <bsgcomp@arm.com>
Reviewed-by: Michele Di Giorgio <michele.digiorgio@arm.com>
Comments-Addressed: Arm Jenkins <bsgcomp@arm.com>
diff --git a/Android.bp b/Android.bp
index 6b1c3c5..3a3f1db 100644
--- a/Android.bp
+++ b/Android.bp
@@ -60,7 +60,9 @@
         "src/c/AclTensorPack.cpp",
         "src/c/AclVersion.cpp",
         "src/c/cl/AclOpenClExt.cpp",
+        "src/c/operators/AclActivation.cpp",
         "src/common/AllocatorWrapper.cpp",
+        "src/common/IOperator.cpp",
         "src/common/ITensorV2.cpp",
         "src/common/TensorPack.cpp",
         "src/common/cpuinfo/CpuInfo.cpp",