[gtk] filechoosernativeportal: remove redundant casts

[Matthias Clasen <matthiasc src gnome org>]

commit f3f22b76dcf27828d8db85475f6075bc4c3d8090
Author: Michael Catanzaro <mcatanzaro igalia com>
Date:   Mon Jan 14 20:53:19 2019 -0600

    filechoosernativeportal: remove redundant casts
    
    We are casting from GtkFileChooserNative to... GtkFileChooserNative.
    Boo.

 gtk/gtkfilechoosernativeportal.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)
---
diff --git a/gtk/gtkfilechoosernativeportal.c b/gtk/gtkfilechoosernativeportal.c
index 912013140e..f3ad20053e 100644
--- a/gtk/gtkfilechoosernativeportal.c
+++ b/gtk/gtkfilechoosernativeportal.c
@@ -332,10 +332,10 @@ show_portal_file_chooser (GtkFileChooserNative *self,
   g_variant_builder_add (&opt_builder, "{sv}", "modal",
                          g_variant_new_boolean (data->modal));
   g_variant_builder_add (&opt_builder, "{sv}", "filters", get_filters (GTK_FILE_CHOOSER (self)));
-  if (GTK_FILE_CHOOSER_NATIVE (self)->current_name)
+  if (self->current_name)
     g_variant_builder_add (&opt_builder, "{sv}", "current_name",
                            g_variant_new_string (GTK_FILE_CHOOSER_NATIVE (self)->current_name));
-  if (GTK_FILE_CHOOSER_NATIVE (self)->current_folder)
+  if (self->current_folder)
     {
       gchar *path;
 
@@ -344,7 +344,7 @@ show_portal_file_chooser (GtkFileChooserNative *self,
                              g_variant_new_bytestring (path));
       g_free (path);
     }
-  if (GTK_FILE_CHOOSER_NATIVE (self)->current_file)
+  if (self->current_file)
     {
       gchar *path;
 
@@ -354,7 +354,7 @@ show_portal_file_chooser (GtkFileChooserNative *self,
       g_free (path);
     }
 
-  if (GTK_FILE_CHOOSER_NATIVE (self)->choices)
+  if (self->choices)
     g_variant_builder_add (&opt_builder, "{sv}", "choices",
                            serialize_choices (GTK_FILE_CHOOSER_NATIVE (self)));