Move data use measurement to DataUseNetworkDelegate

chrome/browser/data_use_measurement/chrome_data_use_ascriber.h

 // Copyright 2016 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 CHROME_BROWSER_DATA_USE_MEASUREMENT_CHROME_DATA_USE_ASCRIBER_H_
 #define CHROME_BROWSER_DATA_USE_MEASUREMENT_CHROME_DATA_USE_ASCRIBER_H_
 
 #include <list>
 #include <memory>
 #include <unordered_map>
 #include <utility>
 
 #include "base/containers/hash_tables.h"
 #include "base/hash.h"
 #include "base/macros.h"
 #include "base/supports_user_data.h"
 #include "components/data_use_measurement/core/data_use_ascriber.h"
 #include "content/public/browser/global_request_id.h"
 #include "url/gurl.h"
 
 namespace content {
 class NavigationHandle;
 class RenderFrameHost;
 }
 
 namespace data_use_measurement {
 
+class URLRequestClassifier;
+
 // Browser implementation of DataUseAscriber. Maintains a list of
 // DataUseRecorder instances, one for each source of data, such as a page
 // load.
 //
 // A page includes all resources loaded in response to a main page navigation.
 // The scope of a page load ends either when the tab is closed or a new page
 // load is initiated by clicking on a link, entering a new URL, window location
 // change, etc.
 //
 // For URLRequests initiated outside the context of a page load, such as
@@ skipping 14 matching lines @@
 
   // DataUseAscriber implementation:
   DataUseRecorder* GetDataUseRecorder(net::URLRequest* request) override;
 
   // Called before a request is sent.
   void OnBeforeUrlRequest(net::URLRequest* request) override;
 
   // Called when a URLRequest is being destroyed.
   void OnUrlRequestDestroyed(net::URLRequest* request) override;
 
+  std::unique_ptr<URLRequestClassifier> CreateURLRequestClassifier()
+      const override;
+
   // Called when a render frame host is created.
   void RenderFrameCreated(int render_process_id,
                           int render_frame_id,
                           int parent_render_process_id,
                           int parent_render_frame_id);
 
   // Called when a render frame host is deleted.
   void RenderFrameDeleted(int render_process_id,
                           int render_frame_id,
                           int parent_render_process_id,
@@ skipping 71 matching lines @@
                      DataUseRecorderEntry,
                      GlobalRequestIDHash>
       pending_navigation_data_use_map_;
 
   DISALLOW_COPY_AND_ASSIGN(ChromeDataUseAscriber);
 };
 
 }  // namespace data_use_measurement
 
 #endif  // CHROME_BROWSER_DATA_USE_MEASUREMENT_CHROME_DATA_USE_ASCRIBER_H_