[gtk+] gsk: Mark private symbol as static

[Emmanuele Bassi <ebassi src gnome org>]

commit 7ae5b516acd7cfe3294ef0d260302d7884c1382c
Author: Emmanuele Bassi <ebassi gnome org>
Date:   Wed Apr 26 17:21:07 2017 +0100

    gsk: Mark private symbol as static
    
    The ellipsis_contains_point() function is not used anywhere else.

 gsk/gskroundedrect.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/gsk/gskroundedrect.c b/gsk/gskroundedrect.c
index 8884364..75c4e5a 100644
--- a/gsk/gskroundedrect.c
+++ b/gsk/gskroundedrect.c
@@ -318,7 +318,7 @@ gsk_rounded_rect_is_rectilinear (const GskRoundedRect *self)
   return TRUE;
 }
 
-gboolean
+static gboolean
 ellipsis_contains_point (const graphene_size_t *ellipsis,
                          const graphene_point_t *point)
 {