Record data use of user traffic by different core page transition types

components/data_use_measurement/core/data_use_network_delegate_unittest.cc

Index: components/data_use_measurement/core/data_use_network_delegate_unittest.cc
diff --git a/components/data_use_measurement/core/data_use_network_delegate_unittest.cc b/components/data_use_measurement/core/data_use_network_delegate_unittest.cc
index 53d585b12309674269e38484829898ae4b7364bd..b5f3fd9aa0e9884ffc65a88aeed16a9991d6ba32 100644
--- a/components/data_use_measurement/core/data_use_network_delegate_unittest.cc
+++ b/components/data_use_measurement/core/data_use_network_delegate_unittest.cc
@@ -39,6 +39,9 @@ class TestURLRequestClassifier : public base::SupportsUserData::Data,
       const net::HttpResponseHeaders& response_headers) const override {
     return DataUseUserData::OTHER;
   }
+
+  void RecordPageTransitionUMA(uint64_t page_transition,
+                               int64_t received_bytes) const override {}
 };
 
 class TestDataUseAscriber : public DataUseAscriber {