Move failed URLRequest checking to OnUrlRequestCompleted

chrome/browser/data_use_measurement/chrome_data_use_ascriber.h

Index: chrome/browser/data_use_measurement/chrome_data_use_ascriber.h
diff --git a/chrome/browser/data_use_measurement/chrome_data_use_ascriber.h b/chrome/browser/data_use_measurement/chrome_data_use_ascriber.h
index f1e9b7b35dc0f327126059dbe40077bda897f551..666c3f6dadacec6ab7bf4714aef537b5af0155fc 100644
--- a/chrome/browser/data_use_measurement/chrome_data_use_ascriber.h
+++ b/chrome/browser/data_use_measurement/chrome_data_use_ascriber.h
@@ -59,6 +59,7 @@ class ChromeDataUseAscriber : public DataUseAscriber {
       net::URLRequest* request) override;
   ChromeDataUseRecorder* GetDataUseRecorder(
       const net::URLRequest& request) override;
+  void OnUrlRequestCompleted(net::URLRequest* request, bool started) override;
   void OnUrlRequestDestroyed(net::URLRequest* request) override;
   std::unique_ptr<URLRequestClassifier> CreateURLRequestClassifier()
       const override;