Show hardware addresses for wifi and ethernet networks.

chrome/browser/chromeos/login/network_screen_browsertest.cc

Index: chrome/browser/chromeos/login/network_screen_browsertest.cc
diff --git a/chrome/browser/chromeos/login/network_screen_browsertest.cc b/chrome/browser/chromeos/login/network_screen_browsertest.cc
index 4683b64d37c6924bd3eba98780a90f9b905ad184..53700d3a2980950d90f2dd480d0e8402c03e57ab 100644
--- a/chrome/browser/chromeos/login/network_screen_browsertest.cc
+++ b/chrome/browser/chromeos/login/network_screen_browsertest.cc
@@ -22,6 +22,7 @@
 #include "chrome/browser/chromeos/login/wizard_screen.h"
 #include "chrome/test/ui_test_utils.h"
 #include "grit/generated_resources.h"
+#include "testing/gmock/include/gmock/gmock-actions.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "ui/base/l10n/l10n_util.h"
@@ -76,6 +77,10 @@ class NetworkScreenTest : public WizardInProcessBrowserTest {
     EXPECT_CALL(*mock_network_library_, cellular_connected())
         .Times(1)
         .WillRepeatedly(Return(false));
+    EXPECT_CALL(*mock_network_library_, FindWifiDevices())
+        .WillRepeatedly((Return(NetworkDeviceVector())));
+    EXPECT_CALL(*mock_network_library_, FindEthernetDevices())
+        .WillRepeatedly((Return(NetworkDeviceVector())));
 
     cros_mock_->SetStatusAreaMocksExpectations();