Fix several missing initializer in tests/gobject/testgobject.c

tests/gobject/testgobject.c: In function ‘test_iface_get_type’:
tests/gobject/testgobject.c:53:7: error: missing initializer for field ‘class_init’ of ‘GTypeInfo’ {aka ‘const struct _GTypeInfo’}
   53 |       };
      |       ^
tests/gobject/testgobject.c: In function ‘test_object_get_type’:
tests/gobject/testgobject.c:182:7: error: missing initializer for field ‘value_table’ of ‘GTypeInfo’ {aka ‘const struct _GTypeInfo’}
  182 |       };
      |       ^
tests/gobject/testgobject.c: In function ‘derived_object_get_type’:
tests/gobject/testgobject.c:349:7: error: missing initializer for field ‘value_table’ of ‘GTypeInfo’ {aka ‘const struct _GTypeInfo’}
  349 |       };
      |       ^

1 files changed, 11 insertions, 2 deletions

diff --git a/tests/gobject/testgobject.c b/tests/gobject/testgobject.c
index df7d4c748..e467abcd4 100644
--- a/tests/gobject/testgobject.c
+++ b/tests/gobject/testgobject.c
@@ -50,6 +50,13 @@ test_iface_get_type (void)
 	sizeof (TestIfaceClass),
 	(GBaseInitFunc)	iface_base_init,		/* base_init */
 	(GBaseFinalizeFunc) iface_base_finalize,	/* base_finalize */
+        NULL,
+        NULL,
+        NULL,
+        0,
+        0,
+        NULL,
+        NULL
       };
 
       test_iface_type = g_type_register_static (G_TYPE_INTERFACE, "TestIface", &test_iface_info, 0);
@@ -178,7 +185,8 @@ test_object_get_type (void)
 	NULL,           /* class_data */
 	sizeof (TestObject),
 	5,              /* n_preallocs */
-	(GInstanceInitFunc) test_object_init,
+        (GInstanceInitFunc) test_object_init,
+        NULL
       };
       GInterfaceInfo iface_info = { test_object_test_iface_init, NULL, GUINT_TO_POINTER (42) };
 
@@ -345,7 +353,8 @@ derived_object_get_type (void)
 	NULL,           /* class_data */
 	sizeof (DerivedObject),
 	5,              /* n_preallocs */
-	(GInstanceInitFunc) derived_object_init,
+        (GInstanceInitFunc) derived_object_init,
+        NULL
       };
       GInterfaceInfo iface_info = { derived_object_test_iface_init, NULL, GUINT_TO_POINTER (87) };