Remove unused code

gajim/gtk/const.py

@@ -57,8 +57,7 @@ class SettingKind(IntEnum):
     FILECHOOSER = 10
     CHANGEPASSWORD = 11
     COMBO = 12
-    CHATSTATE_COMBO = 13
-    COLOR = 14
+    COLOR = 13
 
 
 @unique

gajim/gtk/settings.py

@@ -98,7 +98,6 @@ def __init__(self, account, extend=None):
             SettingKind.HOSTNAME: CutstomHostnameSetting,
             SettingKind.CHANGEPASSWORD: ChangePasswordSetting,
             SettingKind.COMBO: ComboSetting,
-            SettingKind.CHATSTATE_COMBO: ChatstateComboSetting,
         }
 
         if extend is not None:
@@ -575,15 +574,6 @@ def on_row_activated(self):
         pass
 
 
-class ChatstateComboSetting(ComboSetting):
-    def on_value_change(self, combo):
-        self.set_value(combo.get_active_id())
-        if 'muc' in self.value:
-            app.config.del_all_per('rooms', 'send_chatstate')
-        else:
-            app.config.del_all_per('contacts', 'send_chatstate')
-
-
 class ProxyComboSetting(GenericSetting):
 
     __gproperties__ = {