[gtk] CellAccessible: Fix return type of row|column_span

[Daniel Boles <dboles src gnome org>]

commit 480a04131c70eaeb379d3f587a7c5206e52a0da1
Author: Daniel Boles <dboles src gmail com>
Date:   Sun Dec 30 18:15:11 2018 +0000

    CellAccessible: Fix return type of row|column_span
    
    See:
     * c876c74eb73fe6daa279b42f9e0a9566ba1ced87
     * 63e0eb5de5d5a14afadebab31fe679beb6706cb2

 gtk/a11y/gtkcellaccessible.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/gtk/a11y/gtkcellaccessible.c b/gtk/a11y/gtkcellaccessible.c
index 67f7dc8736..239032331e 100644
--- a/gtk/a11y/gtkcellaccessible.c
+++ b/gtk/a11y/gtkcellaccessible.c
@@ -368,7 +368,7 @@ atk_component_interface_init (AtkComponentIface *iface)
   iface->grab_focus = gtk_cell_accessible_grab_focus;
 }
 
-static gboolean
+static int
 gtk_cell_accessible_get_column_span (AtkTableCell *table_cell)
 {
   return 1;
@@ -404,7 +404,7 @@ gtk_cell_accessible_get_position (AtkTableCell *table_cell,
   return ((row && *row > 0) || (column && *column > 0));
 }
 
-static gboolean
+static int
 gtk_cell_accessible_get_row_span (AtkTableCell *table_cell)
 {
   return 1;