[gnome-builder] app: fix declarations before code

[Christian Hergert <chergert src gnome org>]

commit b0cdfa664a19abcc52eb5f9f61d142b6cf951029
Author: Christian Hergert <christian hergert me>
Date:   Thu Apr 14 20:12:03 2016 -0700

    app: fix declarations before code

 libide/ide-application.c |   12 ++++++------
 1 files changed, 6 insertions(+), 6 deletions(-)
---
diff --git a/libide/ide-application.c b/libide/ide-application.c
index bc3398f..47e3177 100644
--- a/libide/ide-application.c
+++ b/libide/ide-application.c
@@ -650,18 +650,18 @@ gboolean
 ide_application_open_project (IdeApplication *self,
                               GFile          *file)
 {
-  g_return_val_if_fail (IDE_IS_APPLICATION (self), FALSE);
-  g_return_val_if_fail (G_IS_FILE (file), FALSE);
-
-  if (!g_file_query_exists (file, NULL))
-    return FALSE;
-
   GList *list;
   IdeContext *context;
   GtkWindow *window;
   GFile *projectfile;
   IdeWorkbench *workbench = NULL;
 
+  g_return_val_if_fail (IDE_IS_APPLICATION (self), FALSE);
+  g_return_val_if_fail (G_IS_FILE (file), FALSE);
+
+  if (!g_file_query_exists (file, NULL))
+    return FALSE;
+
   list = gtk_application_get_windows (GTK_APPLICATION (self));
 
   for (; list != NULL; list = list->next)