Move data use measurement to DataUseNetworkDelegate

components/data_use_measurement/core/data_use_ascriber.h

Index: components/data_use_measurement/core/data_use_ascriber.h
diff --git a/components/data_use_measurement/core/data_use_ascriber.h b/components/data_use_measurement/core/data_use_ascriber.h
index 5abaeabc6317aeb243b77dedb5817d48918f827f..4341d8ff736671c635454411abc593f1b46bf74d 100644
--- a/components/data_use_measurement/core/data_use_ascriber.h
+++ b/components/data_use_measurement/core/data_use_ascriber.h
@@ -9,6 +9,7 @@
 
 #include <memory>
 
+#include "components/metrics/data_use_tracker.h"
 #include "url/gurl.h"
 
 namespace net {
@@ -31,7 +32,8 @@ class DataUseAscriber {
 
   // Creates a network delegate that will be used to track data use.
   std::unique_ptr<net::NetworkDelegate> CreateNetworkDelegate(
-      std::unique_ptr<net::NetworkDelegate> wrapped_network_delegate);
+      std::unique_ptr<net::NetworkDelegate> wrapped_network_delegate,
+      const metrics::UpdateUsagePrefCallbackType& metrics_data_use_forwarder);
 
   // Returns the DataUseRecorder to which data usage for the given URL should
   // be ascribed. If no existing DataUseRecorder exists, a new one will be