win: Ref-counted classes should have non-public destructors.

net/proxy/dhcp_proxy_script_adapter_fetcher_win.cc

Index: net/proxy/dhcp_proxy_script_adapter_fetcher_win.cc
diff --git a/net/proxy/dhcp_proxy_script_adapter_fetcher_win.cc b/net/proxy/dhcp_proxy_script_adapter_fetcher_win.cc
index 8d41d661c783a102b1e5d2be0679a2a52c1e0858..b8317cd1a753b803fd146eb0b5dccaeba74e6396 100644
--- a/net/proxy/dhcp_proxy_script_adapter_fetcher_win.cc
+++ b/net/proxy/dhcp_proxy_script_adapter_fetcher_win.cc
@@ -117,9 +117,6 @@ GURL DhcpProxyScriptAdapterFetcher::GetPacURL() const {
 DhcpProxyScriptAdapterFetcher::DhcpQuery::DhcpQuery() {
 }
 
-DhcpProxyScriptAdapterFetcher::DhcpQuery::~DhcpQuery() {
-}
-
 void DhcpProxyScriptAdapterFetcher::DhcpQuery::GetPacURLForAdapter(
     const std::string& adapter_name) {
   url_ = ImplGetPacURLFromDhcp(adapter_name);
@@ -135,6 +132,9 @@ std::string
   return DhcpProxyScriptAdapterFetcher::GetPacURLFromDhcp(adapter_name);
 }
 
+DhcpProxyScriptAdapterFetcher::DhcpQuery::~DhcpQuery() {
+}
+
 void DhcpProxyScriptAdapterFetcher::OnDhcpQueryDone(
     scoped_refptr<DhcpQuery> dhcp_query) {
   DCHECK(CalledOnValidThread());