COMPMID-1451:Fuse RELU,LU_BOUNDED_RELU with requantization in NEGEMMConvolutionLayer.

Change-Id: Iea5f2c5bcac8051c4c7655a6eabb2c43772eb31f
Reviewed-on: https://eu-gerrit-1.euhpc.arm.com/154104
Tested-by: bsgcomp <bsgcomp@arm.com>
Reviewed-by: Michele DiGiorgio <michele.digiorgio@arm.com>
Reviewed-by: Gian Marco Iodice <gianmarco.iodice@arm.com>
diff --git a/arm_compute/core/Types.h b/arm_compute/core/Types.h
index c0350bc..8a8cd50 100644
--- a/arm_compute/core/Types.h
+++ b/arm_compute/core/Types.h
@@ -148,7 +148,7 @@
      *
      * @return True if the given quantization info is the same.
      */
-    bool operator==(const QuantizationInfo &other)
+    bool operator==(const QuantizationInfo &other) const
     {
         return scale == other.scale && offset == other.offset;
     }
@@ -159,7 +159,7 @@
      *
      * @return True if the given quantization info is not the same.
      */
-    bool operator!=(const QuantizationInfo &other)
+    bool operator!=(const QuantizationInfo &other) const
     {
         return !(*this == other);
     }