metasearch: ignore proxy settings != HttpProxy

Author: jef-n

python/plugins/MetaSearch/dialogs/maindialog.py

@@ -865,6 +865,8 @@ def install_proxy(self):
         if self.settings.value('/proxy/proxyEnabled') == 'true':
             if self.settings.value('/proxy/proxyType') == 'HttpProxy':
                 ptype = 'http'
+            else:
+                return
 
             user = self.settings.value('/proxy/proxyUser')
             password = self.settings.value('/proxy/proxyPassword')