COMPMID-2980 (Nightly) armv7a build failures

Change-Id: I8c2a20fc345694d1ad6e0fe63e4f22fb73e6c1df
Signed-off-by: Michalis Spyrou <michalis.spyrou@arm.com>
Signed-off-by: Michele Di Giorgio <michele.digiorgio@arm.com>
Reviewed-on: https://review.mlplatform.org/c/2463
Tested-by: Arm Jenkins <bsgcomp@arm.com>
diff --git a/arm_compute/core/CPP/Validate.h b/arm_compute/core/CPP/Validate.h
index 1ec41a9..f195a31 100644
--- a/arm_compute/core/CPP/Validate.h
+++ b/arm_compute/core/CPP/Validate.h
@@ -37,15 +37,15 @@
  *
  * @return Status
  */
-inline arm_compute::Status error_on_unsupported_cpu_fp16(const char *function, const char *file, const int line,
-                                                         const ITensorInfo *tensor_info)
+inline Status error_on_unsupported_cpu_fp16(const char *function, const char *file, const int line,
+                                            const ITensorInfo *tensor_info)
 {
     ARM_COMPUTE_RETURN_ERROR_ON_LOC(tensor_info == nullptr, function, file, line);
 #ifndef __ARM_FEATURE_FP16_VECTOR_ARITHMETIC
     ARM_COMPUTE_RETURN_ERROR_ON_LOC_MSG(tensor_info->data_type() == DataType::F16,
                                         function, file, line, "This CPU architecture does not support F16 data type, you need v8.2 or above");
 #endif /* __ARM_FEATURE_FP16_VECTOR_ARITHMETIC */
-    return arm_compute::Status {};
+    return Status {};
 }
 
 /** Return an error if the data type of the passed tensor is FP16 and FP16 support is not compiled in.
@@ -57,12 +57,12 @@
  *
  * @return Status
  */
-inline arm_compute::Status error_on_unsupported_cpu_fp16(const char *function, const char *file, const int line,
-                                                         const ITensor *tensor)
+inline Status error_on_unsupported_cpu_fp16(const char *function, const char *file, const int line,
+                                            const ITensor *tensor)
 {
     ARM_COMPUTE_RETURN_ERROR_ON_LOC(tensor == nullptr, function, file, line);
     ARM_COMPUTE_RETURN_ON_ERROR(::arm_compute::error_on_unsupported_cpu_fp16(function, file, line, tensor->info()));
-    return arm_compute::Status{};
+    return Status{};
 }
 
 #define ARM_COMPUTE_ERROR_ON_CPU_F16_UNSUPPORTED(tensor) \