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

net/proxy/init_proxy_resolver_unittest.cc

 // 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.
 
 #include <vector>
 
 #include "base/message_loop.h"
 #include "base/string_util.h"
 #include "base/time.h"
 #include "base/utf_string_conversions.h"
@@ skipping 117 matching lines @@
                              RequestHandle* /*request_handle*/,
                              const BoundNetLog& /*net_log*/) {
     NOTREACHED();
     return ERR_UNEXPECTED;
   }
 
   virtual void CancelRequest(RequestHandle request_handle) {
     NOTREACHED();
   }
 
+  virtual LoadState GetLoadState(RequestHandle request_handle) const {
+    NOTREACHED();
+    return LOAD_STATE_IDLE;
+  }
+
   virtual void CancelSetPacScript() {
     NOTREACHED();
   }
 
   virtual int SetPacScript(
       const scoped_refptr<ProxyResolverScriptData>& script_data,
       OldCompletionCallback* callback) {
 
    const GURL url =
       script_data->type() == ProxyResolverScriptData::TYPE_SCRIPT_URL ?
@@ skipping 547 matching lines @@
 
   // Run the message loop to let the DHCP fetch complete and post the results
   // back. Before the fix linked to above, this would try to invoke on
   // the callback object provided by InitProxyResolver after it was
   // no longer valid.
   MessageLoop::current()->RunAllPending();
 }
 
 }  // namespace
 }  // namespace net