Support for identifying traffic type in data use ascriber

components/data_use_measurement/core/data_use_measurement_unittest.cc

Index: components/data_use_measurement/core/data_use_measurement_unittest.cc
diff --git a/components/data_use_measurement/core/data_use_measurement_unittest.cc b/components/data_use_measurement/core/data_use_measurement_unittest.cc
index 5c0aa7710a9f95cdfe0c83cc9641c71390fb3afd..c2aed267010d96476b653afa3db8c84786f80b82 100644
--- a/components/data_use_measurement/core/data_use_measurement_unittest.cc
+++ b/components/data_use_measurement/core/data_use_measurement_unittest.cc
@@ -70,7 +70,7 @@ class TestURLRequestClassifier : public base::SupportsUserData::Data,
 
 class TestDataUseAscriber : public DataUseAscriber {
  public:
-  TestDataUseAscriber() {}
+  TestDataUseAscriber() : recorder_(DataUse::TrafficType::USER_TRAFFIC) {}
 
   DataUseRecorder* GetOrCreateDataUseRecorder(
       net::URLRequest* request) override {