[chrome-gnome-shell] connector: assume that "enabled-extensions" array can contains duplicates

[Yuri Konotopov <ykonotopov src gnome org>]

commit 1de3c56c636adfdb74970bf9d7a5424af3830d92
Author: Yuri Konotopov <ykonotopov gnome org>
Date:   Mon Jan 23 19:43:30 2017 +0400

    connector: assume that "enabled-extensions" array can contains duplicates
    
    See-Also: https://bugzilla.gnome.org/show_bug.cgi?id=777650
    Fixes: https://github.com/nE0sIghT/chrome-gnome-shell-mirror/issues/26

 connector/chrome-gnome-shell.py |    5 +++--
 1 files changed, 3 insertions(+), 2 deletions(-)
---
diff --git a/connector/chrome-gnome-shell.py b/connector/chrome-gnome-shell.py
index 719a347..0b92d83 100755
--- a/connector/chrome-gnome-shell.py
+++ b/connector/chrome-gnome-shell.py
@@ -424,9 +424,10 @@ class ChromeGNOMEShell(Gio.Application):
                     continue
 
                 if extension['enable']:
-                    uuids.append(extension['uuid'])
+                    if not extension['uuid'] in uuids:
+                        uuids.append(extension['uuid'])
                 elif extension['uuid'] in uuids:
-                    uuids.remove(extension['uuid'])
+                    uuids = [value for value in uuids if value != extension['uuid']]
 
             settings.set_strv(ENABLED_EXTENSIONS_KEY, uuids)