Create a DataUseRecorder instance for each page load in Chrome.

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 1f9ea0ba76f5407624d4a34bdc70417a133982c7..ce7782ea0e5c3f665ee174f97bdfbf229e2313e1 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
@@ -53,11 +53,6 @@ class ChromeDataUseAscriberService : public KeyedService {
   // methods cannot be called on the IO thread, so the pointer is cast to void*.
   void ReadyToCommitNavigation(content::NavigationHandle* navigation_handle);
 
-  // Called when a navigation is redirected. Propagates main frame navigation
-  // redirect to the |ascriber_| on the IO thread. NavigationHandle methods
-  // cannot be called on the IO thread, so the pointer is cast to void*.
-  void DidRedirectNavigation(content::NavigationHandle* navigation_handle);
-
  private:
   friend class ChromeDataUseAscriberServiceTest;