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diff --git a/src/core/compositor/chromium_gpu_helper.h b/src/core/compositor/chromium_gpu_helper.h
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+/****************************************************************************
+**
+** Copyright (C) 2016 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the QtWebEngine module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL3 included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 2.0 or (at your option) the GNU General
+** Public license version 3 or any later version approved by the KDE Free
+** Qt Foundation. The licenses are as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-2.0.html and
+** https://www.gnu.org/licenses/gpl-3.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef CHROMIUM_GPU_HELPER_H
+#define CHROMIUM_GPU_HELPER_H
+
+#include <QtGlobal> // We need this for the Q_OS_QNX define.
+
+#include "base/memory/scoped_refptr.h"
+
+namespace base {
+class SingleThreadTaskRunner;
+class TimeTicks;
+}
+
+namespace content {
+class RenderWidgetHost;
+}
+
+namespace gpu {
+struct Mailbox;
+class MailboxManager;
+class TextureBase;
+}
+
+// These functions wrap code that needs to include headers that are
+// incompatible with Qt GL headers.
+// From the outside, types from incompatible headers referenced in these
+// functions should only be forward-declared and considered as opaque types.
+
+scoped_refptr<base::SingleThreadTaskRunner> gpu_task_runner();
+gpu::MailboxManager *mailbox_manager();
+
+gpu::TextureBase* ConsumeTexture(gpu::MailboxManager *mailboxManager, unsigned target, const gpu::Mailbox& mailbox);
+unsigned int service_id(gpu::TextureBase *tex);
+
+void ProgressFlingIfNeeded(content::RenderWidgetHost *host, const base::TimeTicks &current_time);
+
+#ifdef Q_OS_QNX
+typedef void* EGLDisplay;
+typedef void* EGLStreamKHR;
+
+struct EGLStreamData {
+    EGLDisplay egl_display;
+    EGLStreamKHR egl_str_handle;
+
+    EGLStreamData(): egl_display(NULL), egl_str_handle(NULL) {}
+};
+
+EGLStreamData eglstream_connect_consumer(gpu::Texture *tex);
+#endif
+
+#endif // CHROMIUM_GPU_HELPER_H