[gnome-builder] session: drop active count if page is not saveable

[Christian Hergert <chergert src gnome org>]

commit 07d306bb40ee8375cc8a2f236165c78af364cf84
Author: Christian Hergert <chergert redhat com>
Date:   Wed Jul 7 18:08:33 2021 -0700

    session: drop active count if page is not saveable

 src/libide/gui/ide-session.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)
---
diff --git a/src/libide/gui/ide-session.c b/src/libide/gui/ide-session.c
index 3ab54962b..6bad3f6f9 100644
--- a/src/libide/gui/ide-session.c
+++ b/src/libide/gui/ide-session.c
@@ -774,7 +774,10 @@ foreach_page_in_grid_save_cb (GtkWidget *widget,
 
   /* It's not a saveable page. */
   if (addin == NULL)
-    return;
+    {
+      s->active--;
+      return;
+    }
 
   save_page = g_slice_new0 (SavePage);
   save_page->task = g_object_ref (task);