[gtk/surround-test: 3/4] textview: Fix the get_surrounding implementation

[Matthias Clasen <matthiasc src gnome org>]

commit d119c55b72500d6404cb1b5021f3f4203a5a8f0b
Author: Matthias Clasen <mclasen redhat com>
Date:   Mon Aug 2 20:16:50 2021 -0400

    textview: Fix the get_surrounding implementation
    
    This was, sadly, returning garbage.

 gtk/gtktextview.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/gtk/gtktextview.c b/gtk/gtktextview.c
index 6c04a0e585..d6673bed62 100644
--- a/gtk/gtktextview.c
+++ b/gtk/gtktextview.c
@@ -8436,7 +8436,7 @@ gtk_text_view_retrieve_surrounding_handler (GtkIMContext  *context,
   start1 = start;
   end1 = end;
 
-  gtk_text_iter_set_line_offset (&start, 0);
+  gtk_text_iter_set_line_offset (&start1, 0);
   gtk_text_iter_forward_to_line_end (&end1);
 
   pre = gtk_text_iter_get_slice (&start1, &start);