Improving copresence request logging

components/copresence/rpc/http_post.h

 // Copyright 2014 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 COMPONENTS_COPRESENCE_RPC_HTTP_POST_H_
 #define COMPONENTS_COPRESENCE_RPC_HTTP_POST_H_
 
 #include <string>
 
 #include "base/callback.h"
@@ skipping 37 matching lines @@
 
   // HTTP requests are cancelled on delete.
   virtual ~HttpPost();
 
   // Send an HttpPost request.
   void Start(const ResponseCallback& response_callback);
 
  private:
   static const int kUrlFetcherId = 1;
   static const char kApiKeyField[];
-  static const char kTracingTokenField[];
+  static const char kTracingField[];
 
   friend class HttpPostTest;
 
   // Overridden from net::URLFetcherDelegate.
   virtual void OnURLFetchComplete(const net::URLFetcher* source) OVERRIDE;
 
   ResponseCallback response_callback_;
 
   scoped_ptr<net::URLFetcher> url_fetcher_;
 
   DISALLOW_COPY_AND_ASSIGN(HttpPost);
 };
 
 }  // namespace copresence
 
 #endif  // COMPONENTS_COPRESENCE_RPC_HTTP_POST_H_