Start reordering the methods in headers in net/.

net/proxy/proxy_service.h

Index: net/proxy/proxy_service.h
diff --git a/net/proxy/proxy_service.h b/net/proxy/proxy_service.h
index f9424d74128774726a2413ba784e9f6ad40c7999..75ac3c9834f7d01c3d0adc970126a0d9bd11d080 100644
--- a/net/proxy/proxy_service.h
+++ b/net/proxy/proxy_service.h
@@ -277,6 +277,9 @@ class ProxyService : public base::RefCountedThreadSafe<ProxyService>,
                               int result_code,
                               const BoundNetLog& net_log);
 
+  // Start initialization using |fetched_config_|.
+  void InitializeUsingLastFetchedConfig();
+
   // NetworkChangeNotifier::Observer
   // When this is called, we re-fetch PAC scripts and re-run WPAD.
   virtual void OnIPAddressChanged();
@@ -284,9 +287,6 @@ class ProxyService : public base::RefCountedThreadSafe<ProxyService>,
   // ProxyConfigService::Observer
   virtual void OnProxyConfigChanged(const ProxyConfig& config);
 
-  // Start initialization using |fetched_config_|.
-  void InitializeUsingLastFetchedConfig();
-
   scoped_ptr<ProxyConfigService> config_service_;
   scoped_ptr<ProxyResolver> resolver_;