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

chrome/browser/data_use_measurement/chrome_data_use_ascriber_service.h

Index: chrome/browser/data_use_measurement/chrome_data_use_ascriber_service.h
diff --git a/chrome/browser/data_use_measurement/chrome_data_use_ascriber_service.h b/chrome/browser/data_use_measurement/chrome_data_use_ascriber_service.h
index 522813d06c39e802311646ece59bf229a5ca0c76..39245658606e2034541ffd52d16728c5daa279e9 100644
--- a/chrome/browser/data_use_measurement/chrome_data_use_ascriber_service.h
+++ b/chrome/browser/data_use_measurement/chrome_data_use_ascriber_service.h
@@ -63,6 +63,9 @@ class ChromeDataUseAscriberService : public KeyedService {
   void RenderFrameHostChanged(content::RenderFrameHost* old_host,
                               content::RenderFrameHost* new_host);
 
+  // Forwarded from DataUseWebContentsObserver
+  void DidFinishNavigation(content::NavigationHandle* navigation_handle);
+
  private:
   friend class ChromeDataUseAscriberServiceTest;