Add test for showing confirmation dialog for unsecure signin

chrome/browser/ui/sync/one_click_signin_sync_starter.cc

 // Copyright (c) 2012 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 "chrome/browser/ui/sync/one_click_signin_sync_starter.h"
 
 #include "base/metrics/histogram.h"
 #include "base/prefs/pref_service.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/browser_process.h"
@@ skipping 364 matching lines @@
   SigninManager* signin = SigninManagerFactory::GetForProfile(profile_);
   if (confirmation_required_ == CONFIRM_UNTRUSTED_SIGNIN) {
     browser_ = EnsureBrowser(browser_, profile_, desktop_type_);
     // Display a confirmation dialog to the user.
     browser_->window()->ShowOneClickSigninBubble(
         BrowserWindow::ONE_CLICK_SIGNIN_BUBBLE_TYPE_SAML_MODAL_DIALOG,
         base::UTF8ToUTF16(signin->GetUsernameForAuthInProgress()),
         base::string16(),  // No error message to display.
         base::Bind(&OneClickSigninSyncStarter::UntrustedSigninConfirmed,
                    weak_pointer_factory_.GetWeakPtr()));
+    LoginUIServiceFactory::GetForProfile(profile_)->UntrustedLoginUIShown();
   } else {
     // No confirmation required - just sign in the user.
     signin->CompletePendingSignin();
   }
 }
 
 void OneClickSigninSyncStarter::UntrustedSigninConfirmed(
     StartSyncMode response) {
   if (response == UNDO_SYNC) {
     CancelSigninAndDelete();  // This statement frees this object.
@@ skipping 237 matching lines @@
                                             false /* user_gesture */);
 }
 
 void OneClickSigninSyncStarter::LoadContinueUrl() {
   web_contents()->GetController().LoadURL(
       continue_url_,
       content::Referrer(),
       content::PAGE_TRANSITION_AUTO_TOPLEVEL,
       std::string());
 }