Add data usage tracking for safe browsing

chrome/browser/safe_browsing/srt_fetcher_win.cc

Index: chrome/browser/safe_browsing/srt_fetcher_win.cc
diff --git a/chrome/browser/safe_browsing/srt_fetcher_win.cc b/chrome/browser/safe_browsing/srt_fetcher_win.cc
index 62996ec1755571a981f9d6c4ab7f605c9345e550..553a0e89f0b37611df3026d060637f956ec4ff29 100644
--- a/chrome/browser/safe_browsing/srt_fetcher_win.cc
+++ b/chrome/browser/safe_browsing/srt_fetcher_win.cc
@@ -36,6 +36,7 @@
 #include "chrome/browser/ui/global_error/global_error_service.h"
 #include "chrome/browser/ui/global_error/global_error_service_factory.h"
 #include "components/component_updater/pref_names.h"
+#include "components/data_use_measurement/core/data_use_user_data.h"
 #include "components/prefs/pref_service.h"
 #include "components/rappor/rappor_service.h"
 #include "components/variations/net/variations_http_headers.h"
@@ -251,6 +252,9 @@ class SRTFetcher : public net::URLFetcherDelegate {
                                              GURL(GetSRTDownloadURL()),
                                              net::URLFetcher::GET,
                                              this)) {
+    data_use_measurement::DataUseUserData::AttachToFetcher(
+        url_fetcher_.get(),
+        data_use_measurement::DataUseUserData::SAFE_BROWSING);
     url_fetcher_->SetLoadFlags(net::LOAD_DISABLE_CACHE);
     url_fetcher_->SetMaxRetriesOn5xx(3);
     url_fetcher_->SaveResponseToTemporaryFile(