[gimp] plug-ins: remove unused variables from plugin-browser.c

[Michael Natterer <mitch src gnome org>]

commit cc5149565a6641eb5d08e25153c837e97f6aa525
Author: Michael Natterer <mitch gimp org>
Date:   Tue Sep 10 19:47:12 2019 +0200

    plug-ins: remove unused variables from plugin-browser.c

 plug-ins/common/plugin-browser.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)
---
diff --git a/plug-ins/common/plugin-browser.c b/plug-ins/common/plugin-browser.c
index 3190381cdf..48d89f4f34 100644
--- a/plug-ins/common/plugin-browser.c
+++ b/plug-ins/common/plugin-browser.c
@@ -338,10 +338,8 @@ insert_into_tree_view (PluginBrowser *browser,
                        const gchar   *types_str,
                        PInfo         *pinfo)
 {
-  gchar        *str_ptr;
-  gchar        *tmp_ptr;
-  GtkTreeIter   parent, iter;
   GtkTreeStore *tree_store;
+  GtkTreeIter   parent, iter;
 
   get_parent (browser, menu_path, &parent);