COMPMID-431 Port OpenCL pooling layer to use fixed point

Change-Id: I6a73cd6582097aaefa83588aad789bdefdc74406
Reviewed-on: http://mpd-gerrit.cambridge.arm.com/79967
Tested-by: Kaizen <jeremy.johnson+kaizengerrit@arm.com>
Reviewed-by: Michalis Spyrou <michalis.spyrou@arm.com>
diff --git a/arm_compute/runtime/CL/functions/CLFillBorder.h b/arm_compute/runtime/CL/functions/CLFillBorder.h
index b485547..80a8cf2 100644
--- a/arm_compute/runtime/CL/functions/CLFillBorder.h
+++ b/arm_compute/runtime/CL/functions/CLFillBorder.h
@@ -38,7 +38,7 @@
 public:
     /** Initialize the function
      *
-     * @param[in,out] tensor                Source tensor. Data types supported: U8, S16
+     * @param[in,out] tensor                Source tensor. Data types supported: QS8/U8/S16/QS16
      * @param[in]     border_width          The border width
      * @param[in]     border_mode           Strategy to use for borders.
      * @param[in]     constant_border_value (Optional) Constant value to use for borders if border_mode is set to CONSTANT.