Add kiosk browser tests for network configuration.

chrome/browser/ui/webui/chromeos/login/oobe_ui.cc

Index: chrome/browser/ui/webui/chromeos/login/oobe_ui.cc
diff --git a/chrome/browser/ui/webui/chromeos/login/oobe_ui.cc b/chrome/browser/ui/webui/chromeos/login/oobe_ui.cc
index 57a46e7f92e66bee12be6bca6afc2c1d26035efb..e7d1eddf45a78367222a6b0533249368f9b7dba4 100644
--- a/chrome/browser/ui/webui/chromeos/login/oobe_ui.cc
+++ b/chrome/browser/ui/webui/chromeos/login/oobe_ui.cc
@@ -10,6 +10,7 @@
 #include "base/memory/ref_counted_memory.h"
 #include "base/values.h"
 #include "chrome/browser/browser_about_handler.h"
+#include "chrome/browser/chrome_notification_types.h"
 #include "chrome/browser/chromeos/kiosk_mode/kiosk_mode_settings.h"
 #include "chrome/browser/chromeos/login/enrollment/enrollment_screen_actor.h"
 #include "chrome/browser/chromeos/login/login_display_host_impl.h"
@@ -466,6 +467,17 @@ const std::string& OobeUI::GetScreenName(Screen screen) const {
 
 void OobeUI::OnCurrentScreenChanged(const std::string& screen) {
   if (screen_ids_.count(screen)) {
+    OobeDisplay::ScreenTransition details;
+    details.previous_screen = current_screen_;
+    details.current_screen = screen_ids_[screen];
+    DVLOG(1) << "Screen changed from "
+        << screen_names_[details.previous_screen]
+        << " to " << screen_names_[details.current_screen];
+    content::NotificationService::current()->Notify(
+        chrome::NOTIFICATION_CURRENT_SCREEN_CHANGED,
+        content::NotificationService::AllSources(),
+        content::Details<OobeDisplay::ScreenTransition>(&details));
+
     current_screen_ = screen_ids_[screen];
   } else {
     NOTREACHED() << "Screen should be registered in InitializeScreenMaps()";