APPBROWSER-376: Work around for scale validation error.

Use "vec2 scale" instead of scale_x/scale_y to work around this issue.

Change-Id: Ieae55327596fdb853d7b625262fec3a3a84f577c
Reviewed-on: https://eu-gerrit-1.euhpc.arm.com/115143
Reviewed-by: Joel Liang <joel.liang@arm.com>
Reviewed-by: Pablo Tello <pablo.tello@arm.com>
Tested-by: Jenkins <bsgcomp@arm.com>
Reviewed-by: Frank Lei <frank.lei@arm.com>
Reviewed-by: Anthony Barbier <anthony.barbier@arm.com>
2 files changed