[PATCH xts] xts5: Fix clang warning - non-void function FillArea should return a value

[Adam Jackson]

On Sat, 2016-10-29 at 15:59 -0400, Rhys Kidd wrote:
> Scrollbar.c:282:21: error: non-void function 'FillArea' should return a value
>       [-Wreturn-type]
>     if (bottom < 0) return;
>                     ^
> 
> Signed-off-by: Rhys Kidd <rhyskidd at gmail.com>

remote: I: patch #119256 updated using rev cc5049f42a9ec1179fd03d990d5b23a7895afd6f.
remote: I: 1 patch(es) updated to state Accepted.
To ssh://git.freedesktop.org/git/xorg/test/xts
   ea3a033..cc5049f  master -> master

- ajax