[PATCH xserver] test: Fix build dependency for bigreq test

[Adam Jackson]

libxcb-xinput isn't a thing in whichever Ubuntu it is that Travis is
using. The test is already optional, make it more so.

Signed-off-by: Adam Jackson <ajax at redhat.com>
---
 test/bigreq/meson.build | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/test/bigreq/meson.build b/test/bigreq/meson.build
index 9462ede31d..c544703e23 100644
--- a/test/bigreq/meson.build
+++ b/test/bigreq/meson.build
@@ -1,8 +1,10 @@
 xcb_dep = dependency('xcb', required: false)
+xcb_xinput_dep = dependency('xcb-xinput', required: false)
 
 if get_option('xvfb')
-    if xcb_dep.found()
-        requestlength = executable('request-length', 'request-length.c', dependencies: xcb_dep)
+    if xcb_dep.found() and xcb_xinput_dep.found()
+        requestlength = executable('request-length', 'request-length.c',
+                                   dependencies: [xcb_dep, xcb_xinput_dep])
         test('request-length', simple_xinit, args: [requestlength, '--', xvfb_server])
     endif
 endif
-- 
2.14.3