Network connectivity errors handling (incl. CP) for enrollment flow

chrome/browser/chromeos/login/screens/mock_error_screen.h

Index: chrome/browser/chromeos/login/screens/mock_error_screen.h
diff --git a/chrome/browser/chromeos/login/screens/mock_error_screen.h b/chrome/browser/chromeos/login/screens/mock_error_screen.h
index 1cbeb69fd6361cbf91042f90911f7bc99ff1b6e5..4682212775843dd204a85e509bf4cd4ef1747272 100644
--- a/chrome/browser/chromeos/login/screens/mock_error_screen.h
+++ b/chrome/browser/chromeos/login/screens/mock_error_screen.h
@@ -25,6 +25,9 @@ class MockErrorScreenActor : public ErrorScreenActor {
   MOCK_METHOD1(SetDelegate, void(ErrorScreenActorDelegate* delegate));
   MOCK_METHOD2(Show, void(OobeDisplay::Screen parent_screen,
                           base::DictionaryValue* params));
+  MOCK_METHOD3(Show, void(OobeDisplay::Screen parent_screen,
+                          base::DictionaryValue* params,
+                          const base::Closure& hide_closure));
   MOCK_METHOD0(Hide, void(void));
   MOCK_METHOD0(FixCaptivePortal, void(void));
   MOCK_METHOD0(ShowCaptivePortal, void(void));