[pygobject] pygi-info: remove some dead code. Fixes #303

[Christoph Reiter <creiter src gnome org>]

commit 7576e029916c835435ca8bf67b03d7fed9f759a0
Author: Christoph Reiter <reiter christoph gmail com>
Date:   Sun Mar 24 10:27:06 2019 +0100

    pygi-info: remove some dead code. Fixes #303
    
    _pygi_g_registered_type_info_check_object() is never called with
    is_instance=FALSE.

 gi/pygi-info.c | 27 ++++++---------------------
 1 file changed, 6 insertions(+), 21 deletions(-)
---
diff --git a/gi/pygi-info.c b/gi/pygi-info.c
index 5508001f..94564ed7 100644
--- a/gi/pygi-info.c
+++ b/gi/pygi-info.c
@@ -1824,7 +1824,6 @@ out:
 
 static gint
 _pygi_g_registered_type_info_check_object (GIRegisteredTypeInfo *info,
-                                           gboolean              is_instance,
                                            PyObject             *object)
 {
     gint retval;
@@ -1854,24 +1853,10 @@ _pygi_g_registered_type_info_check_object (GIRegisteredTypeInfo *info,
 
     g_assert (PyType_Check (py_type));
 
-    if (is_instance) {
-        retval = PyObject_IsInstance (object, py_type);
-        if (!retval) {
-            type_name_expected = _pygi_g_base_info_get_fullname (
-                                     (GIBaseInfo *) info);
-        }
-    } else {
-        if (!PyObject_Type (py_type)) {
-            type_name_expected = "type";
-            retval = 0;
-        } else if (!PyType_IsSubtype ( (PyTypeObject *) object,
-                                       (PyTypeObject *) py_type)) {
-            type_name_expected = _pygi_g_base_info_get_fullname (
-                                     (GIBaseInfo *) info);
-            retval = 0;
-        } else {
-            retval = 1;
-        }
+    retval = PyObject_IsInstance (object, py_type);
+    if (!retval) {
+        type_name_expected = _pygi_g_base_info_get_fullname (
+                                 (GIBaseInfo *) info);
     }
 
     Py_DECREF (py_type);
@@ -1920,7 +1905,7 @@ _wrap_g_field_info_get_value (PyGIBaseInfo *self,
     g_assert (container_info != NULL);
 
     /* Check the instance. */
-    if (!_pygi_g_registered_type_info_check_object ( (GIRegisteredTypeInfo *) container_info, TRUE, 
instance)) {
+    if (!_pygi_g_registered_type_info_check_object ( (GIRegisteredTypeInfo *) container_info, instance)) {
         _PyGI_ERROR_PREFIX ("argument 1: ");
         return NULL;
     }
@@ -2028,7 +2013,7 @@ _wrap_g_field_info_set_value (PyGIBaseInfo *self,
     g_assert (container_info != NULL);
 
     /* Check the instance. */
-    if (!_pygi_g_registered_type_info_check_object ( (GIRegisteredTypeInfo *) container_info, TRUE, 
instance)) {
+    if (!_pygi_g_registered_type_info_check_object ( (GIRegisteredTypeInfo *) container_info, instance)) {
         _PyGI_ERROR_PREFIX ("argument 1: ");
         return NULL;
     }