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

components/data_use_measurement/content/content_url_request_classifier.h

Index: components/data_use_measurement/content/content_url_request_classifier.h
diff --git a/components/data_use_measurement/content/content_url_request_classifier.h b/components/data_use_measurement/content/content_url_request_classifier.h
index 8b978fed77354f73b7a0787d78ec0916dd592f49..1b7bbb00c08769cd802150a9976c1792bbe5c4ed 100644
--- a/components/data_use_measurement/content/content_url_request_classifier.h
+++ b/components/data_use_measurement/content/content_url_request_classifier.h
@@ -17,12 +17,16 @@ namespace data_use_measurement {
 bool IsUserRequest(const net::URLRequest& request);
 
 class ContentURLRequestClassifier : public URLRequestClassifier {
- public:
+ private:
+  // UrlRequestClassifier:
   bool IsUserRequest(const net::URLRequest& request) const override;
 
   DataUseUserData::DataUseContentType GetContentType(
       const net::URLRequest& request,
       const net::HttpResponseHeaders& response_headers) const override;
+
+  void RecordPageTransitionUMA(uint64_t page_transition,
+                               int64_t received_bytes) const override;
 };
 
 }  // namespace data_use_measurement