Fix WeakPtrFactory members in chromeos/

chromeos/network/dhcp_proxy_script_fetcher_chromeos.h

Index: chromeos/network/dhcp_proxy_script_fetcher_chromeos.h
diff --git a/chromeos/network/dhcp_proxy_script_fetcher_chromeos.h b/chromeos/network/dhcp_proxy_script_fetcher_chromeos.h
index 0597ca6614c341d87c003985a1b3899dcb8118e4..602227965b5d2089513375eb2c4a56c263c9aea8 100644
--- a/chromeos/network/dhcp_proxy_script_fetcher_chromeos.h
+++ b/chromeos/network/dhcp_proxy_script_fetcher_chromeos.h
@@ -44,10 +44,11 @@ class CHROMEOS_EXPORT DhcpProxyScriptFetcherChromeos
   net::URLRequestContext* url_request_context_;  // Weak ptr
   scoped_ptr<net::ProxyScriptFetcher> proxy_script_fetcher_;
   scoped_refptr<base::MessageLoopProxy> network_handler_message_loop_;
-  base::WeakPtrFactory<DhcpProxyScriptFetcherChromeos> weak_ptr_factory_;
 
   GURL pac_url_;
 
+  base::WeakPtrFactory<DhcpProxyScriptFetcherChromeos> weak_ptr_factory_;
+
   DISALLOW_COPY_AND_ASSIGN(DhcpProxyScriptFetcherChromeos);
 };