[evolution] MailFolderCache: Remove some nuisance runtime warnings.

[Matthew Barnes <mbarnes src gnome org>]

commit 30920a80243aae0a5839c805e8993f77e9899854
Author: Matthew Barnes <mbarnes redhat com>
Date:   Tue Dec 10 15:02:42 2013 -0500

    MailFolderCache: Remove some nuisance runtime warnings.
    
    When renaming a folder, don't warn if the GalView files for the folder
    don't exist (errno == ENOENT).  It may be the folder was never viewed.

 libemail-engine/mail-folder-cache.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/libemail-engine/mail-folder-cache.c b/libemail-engine/mail-folder-cache.c
index bcf74bb..2faaed3 100644
--- a/libemail-engine/mail-folder-cache.c
+++ b/libemail-engine/mail-folder-cache.c
@@ -1155,7 +1155,7 @@ rename_folders (MailFolderCache *cache,
        e_filename_make_safe (newuri);
        oldfile = g_strdup_printf ("%s/custom_view-%s.xml", config_dir, olduri);
        newfile = g_strdup_printf ("%s/custom_view-%s.xml", config_dir, newuri);
-       if (g_rename (oldfile, newfile) == -1) {
+       if (g_rename (oldfile, newfile) == -1 && errno != ENOENT) {
                g_warning (
                        "%s: Failed to rename '%s' to '%s': %s", G_STRFUNC,
                        oldfile, newfile, g_strerror (errno));
@@ -1164,7 +1164,7 @@ rename_folders (MailFolderCache *cache,
        g_free (newfile);
        oldfile = g_strdup_printf ("%s/current_view-%s.xml", config_dir, olduri);
        newfile = g_strdup_printf ("%s/current_view-%s.xml", config_dir, newuri);
-       if (g_rename (oldfile, newfile) == -1) {
+       if (g_rename (oldfile, newfile) == -1 && errno != ENOENT) {
                g_warning (
                        "%s: Failed to rename '%s' to '%s': %s", G_STRFUNC,
                        oldfile, newfile, g_strerror (errno));