[Piglit] [PATCH] all.py: add missing argument to arb_sample_shading-samplemask test

[Brian Paul]

As it was, argc != 4 caused the test to print usage info and exit
with PIGLIT_FAIL.

Fixes bbc27395cfc93d3f3 "arb_sample_shading: add more extensive
gl_SampleMask(In) tests".
---
 tests/all.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tests/all.py b/tests/all.py
index 9f37ba2..684a178 100644
--- a/tests/all.py
+++ b/tests/all.py
@@ -2384,7 +2384,7 @@ with profile.test_list.group_manager(
         g(['arb_sample_shading-builtin-gl-sample-mask-simple',
            num_samples],
           'builtin-gl-sample-mask-simple {}'.format(num_samples))
-        g(['arb_sample_shading-samplemask', num_samples, 'all'],
+        g(['arb_sample_shading-samplemask', num_samples, 'all', 'all'],
           'samplemask {} all'.format(num_samples))
 
     g(['arb_sample_shading-builtin-gl-sample-mask-mrt-alpha'])
-- 
1.9.1