Fix data usage tracking for domain reliability service

components/domain_reliability/uploader.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_DOMAIN_RELIABILITY_UPLOADER_H_
 #define COMPONENTS_DOMAIN_RELIABILITY_UPLOADER_H_
 
 #include <map>
 #include <memory>
 
@@ skipping 37 matching lines @@
   virtual ~DomainReliabilityUploader();
 
   // Creates an uploader that uses the given |url_request_context_getter| to
   // get a URLRequestContext to use for uploads. (See test_util.h for a mock
   // version.)
   static std::unique_ptr<DomainReliabilityUploader> Create(
       MockableTime* time,
       const scoped_refptr<net::URLRequestContextGetter>&
           url_request_context_getter);
 
+  // Returns true if the request originated from domain reliability uploader.
+  static bool OriginatedFromDomainReliability(const net::URLRequest& request);
+
   // Uploads |report_json| to |upload_url| and calls |callback| when the upload
   // has either completed or failed.
   virtual void UploadReport(const std::string& report_json,
                             int max_beacon_depth,
                             const GURL& upload_url,
                             const UploadCallback& callback) = 0;
 
   virtual void set_discard_uploads(bool discard_uploads) = 0;
 
   static int GetURLRequestUploadDepth(const net::URLRequest& request);
 };
 
 }  // namespace domain_reliability
 
 #endif  // COMPONENTS_DOMAIN_RELIABILITY_UPLOADER_H_