Properly decode IDN in interstitials

chrome/browser/interstitials/security_interstitial_page_test_utils.h

+// Copyright 2015 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.
+
+#ifndef CHROME_BROWSER_INTERSTITIALS_SECURITY_INTERSTITIAL_PAGE_TEST_UTILS_H_
+#define CHROME_BROWSER_INTERSTITIALS_SECURITY_INTERSTITIAL_PAGE_TEST_UTILS_H_
+
+#include <string>
+
+namespace content {
+class InterstitialPage;
+}
+
+namespace chrome_browser_interstitials {
+
+// Returns true if the interstitial contains |text| in its body.
+bool IsInterstitialDisplayingText(content::InterstitialPage* interstitial,
+                                  const std::string& text);
+
+}  // namespace chrome_browser_interstitials
+
+#endif  // CHROME_BROWSER_INTERSTITIALS_SECURITY_INTERSTITIAL_PAGE_TEST_UTILS_H_