Upstream Chrome on iOS source code [4/11].

ios/chrome/browser/ui/dialogs/nsurl_protection_space_util.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 IOS_CHROME_BROWSER_UI_DIALOGS_NSURL_PROTECTION_SPACE_UTIL_H_
+#define IOS_CHROME_BROWSER_UI_DIALOGS_NSURL_PROTECTION_SPACE_UTIL_H_
+
+#import <Foundation/Foundation.h>
+
+class GURL;
+
+namespace ios_internal {
+namespace nsurlprotectionspace_util {
+
+// Information describing dialog requester used as dialog subtitle.
+NSString* MessageForHTTPAuth(NSURLProtectionSpace* protectionSpace);
+
+// Returns YES if dialog can be shown for set |protectionSpace|.
+BOOL CanShow(NSURLProtectionSpace* protectionSpace);
+
+// String represending authentication requester (origin URL or hostname).
+NSString* RequesterIdentity(NSURLProtectionSpace* protectionSpace);
+
+// URL origin of the dialog requester.
+GURL RequesterOrigin(NSURLProtectionSpace* protectionSpace);
+
+}  // namespace nsurlprotectionspace_util
+}  // namespace ios_internal
+
+#endif  // IOS_CHROME_BROWSER_UI_DIALOGS_NSURL_PROTECTION_SPACE_UTIL_H_