[EasyUnlock] Move DataWithTimestamp out of ForegroundEidGenerator so it can be shared.

chromeos/components/tether/ble_scanner_unittest.cc

Index: chromeos/components/tether/ble_scanner_unittest.cc
diff --git a/chromeos/components/tether/ble_scanner_unittest.cc b/chromeos/components/tether/ble_scanner_unittest.cc
index 64a4efca6ec6de7754fb711bec950054f73b8e7f..b525090f48bd802bb3e01efb73befa6ebeff9dff 100644
--- a/chromeos/components/tether/ble_scanner_unittest.cc
+++ b/chromeos/components/tether/ble_scanner_unittest.cc
@@ -7,6 +7,7 @@
 #include "base/logging.h"
 #include "chromeos/components/tether/ble_constants.h"
 #include "chromeos/components/tether/mock_local_device_data_provider.h"
+#include "components/cryptauth/eid_data_with_timestamp.h"
 #include "components/cryptauth/mock_foreground_eid_generator.h"
 #include "components/cryptauth/proto/cryptauth_api.pb.h"
 #include "components/cryptauth/remote_device_test_util.h"
@@ -101,12 +102,11 @@ const int64_t fake_beacon_seed2_end_ms = adjacent_eid_end_ms;
 
 std::unique_ptr<cryptauth::ForegroundEidGenerator::EidData>
 CreateFakeBackgroundScanFilter() {
-  cryptauth::ForegroundEidGenerator::DataWithTimestamp current(
+  cryptauth::EidDataWithTimestamp current(
       current_eid_data, current_eid_start_ms, current_eid_end_ms);
 
-  std::unique_ptr<cryptauth::ForegroundEidGenerator::DataWithTimestamp>
-      adjacent = base::MakeUnique<
-          cryptauth::ForegroundEidGenerator::DataWithTimestamp>(
+  std::unique_ptr<cryptauth::EidDataWithTimestamp> adjacent =
+      base::MakeUnique<cryptauth::EidDataWithTimestamp>(
           adjacent_eid_data, adjacent_eid_start_ms, adjacent_eid_end_ms);
 
   return base::MakeUnique<cryptauth::ForegroundEidGenerator::EidData>(