Sets the default proxy on resolver, to be used for any URIs that
don't match "ignore-hosts" or a proxy set
via g_simple_proxy_resolver_set_uri_proxy().
If default_proxy starts with "socks://",
GSimpleProxyResolver will treat it as referring to all three of
the socks5, socks4a, and
socks4 proxy types.
Since 2.36
Sets the default proxy on resolver, to be used for any URIs that don't match "ignore-hosts" or a proxy set via g_simple_proxy_resolver_set_uri_proxy(). If default_proxy starts with "socks://", GSimpleProxyResolver will treat it as referring to all three of the socks5, socks4a, and socks4 proxy types. Since 2.36