Add new text for indicating we are resolving hosts during proxy resolution.

net/proxy/proxy_service.h

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef NET_PROXY_PROXY_SERVICE_H_
 #define NET_PROXY_PROXY_SERVICE_H_
 #pragma once
 
 #include <vector>
 
 #include "base/gtest_prod_util.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/synchronization/waitable_event.h"
 #include "base/threading/non_thread_safe.h"
 #include "net/base/completion_callback.h"
+#include "net/base/load_states.h"
 #include "net/base/net_export.h"
 #include "net/base/net_log.h"
 #include "net/base/network_change_notifier.h"
 #include "net/proxy/proxy_config_service.h"
 #include "net/proxy/proxy_info.h"
 #include "net/proxy/proxy_server.h"
 
 class GURL;
 class MessageLoop;
 
@@ skipping 71 matching lines @@
                                 const BoundNetLog& net_log);
 
   // Called to report that the last proxy connection succeeded.  If |proxy_info|
   // has a non empty proxy_retry_info map, the proxies that have been tried (and
   // failed) for this request will be marked as bad.
   void ReportSuccess(const ProxyInfo& proxy_info);
 
   // Call this method with a non-null |pac_request| to cancel the PAC request.
   void CancelPacRequest(PacRequest* pac_request);
 
+  // Returns the LoadState for this |pac_request| which must be non-NULL.
+  LoadState GetLoadState(const PacRequest* pac_request) const;
+
   // Sets the ProxyScriptFetcher and DhcpProxyScriptFetcher dependencies. This
   // is needed if the ProxyResolver is of type ProxyResolverWithoutFetch.
   // ProxyService takes ownership of both objects.
   void SetProxyScriptFetchers(
       ProxyScriptFetcher* proxy_script_fetcher,
       DhcpProxyScriptFetcher* dhcp_proxy_script_fetcher);
   ProxyScriptFetcher* GetProxyScriptFetcher() const;
 
   // Tells this ProxyService to start using a new ProxyConfigService to
   // retrieve its ProxyConfig from. The new ProxyConfigService will immediately
@@ skipping 277 matching lines @@
 
   base::WaitableEvent event_;
   OldCompletionCallbackImpl<SyncProxyServiceHelper> callback_;
   ProxyInfo proxy_info_;
   int result_;
 };
 
 }  // namespace net
 
 #endif  // NET_PROXY_PROXY_SERVICE_H_