Track network stack error codes from UMA and UKM

ios/chrome/browser/metrics/ios_chrome_metrics_service_client.h

Index: ios/chrome/browser/metrics/ios_chrome_metrics_service_client.h
diff --git a/ios/chrome/browser/metrics/ios_chrome_metrics_service_client.h b/ios/chrome/browser/metrics/ios_chrome_metrics_service_client.h
index 08c61073248f700c08b755fdc6bc438d8ff893bc..42b75da0e15f2bb0f37843e7e7e361c23aafdb0f 100644
--- a/ios/chrome/browser/metrics/ios_chrome_metrics_service_client.h
+++ b/ios/chrome/browser/metrics/ios_chrome_metrics_service_client.h
@@ -75,7 +75,8 @@ class IOSChromeMetricsServiceClient
       base::StringPiece server_url,
       base::StringPiece mime_type,
       metrics::MetricsLogUploader::MetricServiceType service_type,
-      const base::Callback<void(int)>& on_upload_complete) override;
+      const metrics::MetricsLogUploader::UploadCallback& on_upload_complete)
+      override;
   base::TimeDelta GetStandardUploadInterval() override;
   base::string16 GetRegistryBackupKey() override;
   void OnRendererProcessCrash() override;