Associate a scan mode with Physical Web listeners

components/physical_web/data_source/physical_web_data_source_impl_unittest.cc

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "base/values.h"
 #include "components/physical_web/data_source/physical_web_data_source_impl.h"
 #include "components/physical_web/data_source/physical_web_listener.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "url/gurl.h"
 
@@ skipping 77 matching lines @@
   // testing::Test
   void SetUp() override;
   void TearDown() override;
 
  protected:
   TestPhysicalWebDataSource data_source_;
   TestPhysicalWebListener listener_;
 };
 
 void PhysicalWebDataSourceImplTest::SetUp() {
-  data_source_.RegisterListener(&listener_);
+  data_source_.RegisterListener(&listener_, physical_web::OPPORTUNISTIC);
 }
 
 void PhysicalWebDataSourceImplTest::TearDown() {
   data_source_.UnregisterListener(&listener_);
 }
 
 // Tests ----------------------------------------------------------------------
 
 TEST_F(PhysicalWebDataSourceImplTest, OnFound) {
   data_source_.NotifyOnFound(kUrl);
@@ skipping 40 matching lines @@
 TEST_F(PhysicalWebDataSourceImplTest, OnDistanceChangedNotRegistered) {
   data_source_.UnregisterListener(&listener_);
   data_source_.NotifyOnDistanceChanged(kUrl, 0.0);
   EXPECT_FALSE(listener_.OnFoundNotified());
   EXPECT_FALSE(listener_.OnLostNotified());
   EXPECT_FALSE(listener_.OnDistanceChangedNotified());
   EXPECT_TRUE(listener_.LastEventUrl().is_empty());
 }
 
 }  // namespace physical_web