COMPMID-2985 change PoolingLayerInfo to struct

Change-Id: I489205c2b65ec82c6d3da4df39c356a53265556b
Signed-off-by: Sang-Hoon Park <sang-hoon.park@arm.com>
Reviewed-on: https://review.mlplatform.org/c/2597
Tested-by: Arm Jenkins <bsgcomp@arm.com>
Reviewed-by: Giorgio Arena <giorgio.arena@arm.com>
Comments-Addressed: Arm Jenkins <bsgcomp@arm.com>
diff --git a/arm_compute/core/utils/misc/ShapeCalculator.h b/arm_compute/core/utils/misc/ShapeCalculator.h
index a7298d6..7d2b7df 100644
--- a/arm_compute/core/utils/misc/ShapeCalculator.h
+++ b/arm_compute/core/utils/misc/ShapeCalculator.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2017-2019 ARM Limited.
+ * Copyright (c) 2017-2020 ARM Limited.
  *
  * SPDX-License-Identifier: MIT
  *
@@ -791,17 +791,17 @@
 
     TensorShape output_shape{ input.tensor_shape() };
 
-    const bool         is_global_pooling = pool_info.is_global_pooling();
+    const bool         is_global_pooling = pool_info.is_global_pooling;
     const unsigned int idx_width         = get_data_layout_dimension_index(input.data_layout(), DataLayoutDimension::WIDTH);
     const unsigned int idx_height        = get_data_layout_dimension_index(input.data_layout(), DataLayoutDimension::HEIGHT);
-    const unsigned int pool_size_x       = is_global_pooling ? output_shape[idx_width] : pool_info.pool_size().width;
-    const unsigned int pool_size_y       = is_global_pooling ? output_shape[idx_height] : pool_info.pool_size().height;
+    const unsigned int pool_size_x       = is_global_pooling ? output_shape[idx_width] : pool_info.pool_size.width;
+    const unsigned int pool_size_y       = is_global_pooling ? output_shape[idx_height] : pool_info.pool_size.height;
 
     std::tie(pooled_w, pooled_h) = scaled_dimensions(output_shape[idx_width],
                                                      output_shape[idx_height],
                                                      pool_size_x,
                                                      pool_size_y,
-                                                     pool_info.pad_stride_info());
+                                                     pool_info.pad_stride_info);
 
     output_shape.set(idx_width, pooled_w);
     output_shape.set(idx_height, pooled_h);