Amortize data usage using TrafficStats on Android.

chrome/browser/net/chrome_network_delegate_unittest.cc

Index: chrome/browser/net/chrome_network_delegate_unittest.cc
diff --git a/chrome/browser/net/chrome_network_delegate_unittest.cc b/chrome/browser/net/chrome_network_delegate_unittest.cc
index a4d97afeb44bac952afd6d15784369d42fdc0c17..b1cb1ca440a9c054e5e23c3ef5f04d061af50137 100644
--- a/chrome/browser/net/chrome_network_delegate_unittest.cc
+++ b/chrome/browser/net/chrome_network_delegate_unittest.cc
@@ -23,6 +23,7 @@
 #include "components/content_settings/core/browser/cookie_settings.h"
 #include "components/content_settings/core/common/pref_names.h"
 #include "components/data_usage/core/data_use_aggregator.h"
+#include "components/data_usage/core/data_use_amortizer.h"
 #include "components/syncable_prefs/testing_pref_service_syncable.h"
 #include "content/public/browser/resource_request_info.h"
 #include "content/public/common/content_switches.h"
@@ -99,7 +100,9 @@ scoped_ptr<net::URLRequest> RequestURL(
 class FakeDataUseAggregator : public data_usage::DataUseAggregator {
  public:
   FakeDataUseAggregator()
-      : on_the_record_tx_bytes_(0),
+      : data_usage::DataUseAggregator(scoped_ptr<data_usage::DataUseAmortizer>()
+                                          .Pass()),

[tbansal1, 2015/10/12 21:23:20]

nit: don't think Pass() is needed

+        on_the_record_tx_bytes_(0),
         on_the_record_rx_bytes_(0),
         off_the_record_tx_bytes_(0),
         off_the_record_rx_bytes_(0) {}