Clear the clipboard closing Incognito window

chrome/browser/clipboard/incognito_marker.h

+// 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.
+
+#ifndef CHROME_BROWSER_CLIPBOARD_INCOGNITO_MARKER_H_
+#define CHROME_BROWSER_CLIPBOARD_INCOGNITO_MARKER_H_
+
+#include "ui/base/clipboard/clipboard.h"
+
+class Profile;
+
+namespace chrome {
+
+// We want to add a special flag stored in OS clipboard in order to delete
+// this entry upon OffTheRecord profile destruction.
+// Stores |profile| in the |objects| if |profile| is OffTheRecord profile.
+// Otherwise, method does nothing.
+void AddIncognitoMarkerForOffTheRecordProfile(
+    ui::Clipboard::ObjectMap& objects, Profile* profile);
+
+// Reads pointer to OffTheRecordProfile from the clipboard
+// and compares it to |profile|.
+bool IsThisIncognitoMarkerInClipboard(Profile* profile);
+
+}  // namespace chrome
+#endif  // CHROME_BROWSER_CLIPBOARD_INCOGNITO_MARKER_H_