[gnome-latex] latexila -> gnome-latex migration: don't print warning in valid case

[Sébastien Wilmet <swilmet src gnome org>]

commit f0e1fef9c139c34a34d55ca6812af1e3d6f883fc
Author: Sébastien Wilmet <swilmet gnome org>
Date:   Tue Mar 27 14:03:37 2018 +0200

    latexila -> gnome-latex migration: don't print warning in valid case

 src/liblatexila/latexila-utils.c | 6 ++++++
 1 file changed, 6 insertions(+)
---
diff --git a/src/liblatexila/latexila-utils.c b/src/liblatexila/latexila-utils.c
index 1acb737..9b6669c 100644
--- a/src/liblatexila/latexila-utils.c
+++ b/src/liblatexila/latexila-utils.c
@@ -605,6 +605,12 @@ migrate_latexila_to_gnome_latex_most_used_symbols (void)
                     NULL, NULL, NULL,
                     &error);
 
+       if (g_error_matches (error, G_IO_ERROR, G_IO_ERROR_EXISTS))
+       {
+               /* Do not overwrite @glatex_file if it already exists. */
+               g_clear_error (&error);
+       }
+
 out:
        if (error != NULL)
        {