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diff --git a/src/platformsupport/vkconvenience/qbasicvulkanplatforminstance_p.h b/src/platformsupport/vkconvenience/qbasicvulkanplatforminstance_p.h
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+/****************************************************************************
+**
+** Copyright (C) 2017 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the plugins 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 QBASICVULKANPLATFORMINSTANCE_P_H
+#define QBASICVULKANPLATFORMINSTANCE_P_H
+
+//
+//  W A R N I N G
+//  -------------
+//
+// This file is not part of the Qt API.  It exists purely as an
+// implementation detail.  This header file may change from version to
+// version without notice, or even be removed.
+//
+// We mean it.
+//
+
+#include <qpa/qplatformvulkaninstance.h>
+
+QT_BEGIN_NAMESPACE
+
+class QLibrary;
+
+class QBasicPlatformVulkanInstance : public QPlatformVulkanInstance
+{
+public:
+    QBasicPlatformVulkanInstance();
+    ~QBasicPlatformVulkanInstance();
+
+    QVulkanInfoVector<QVulkanLayer> supportedLayers() const override;
+    QVulkanInfoVector<QVulkanExtension> supportedExtensions() const override;
+    bool isValid() const override;
+    VkResult errorCode() const override;
+    VkInstance vkInstance() const override;
+    QByteArrayList enabledLayers() const override;
+    QByteArrayList enabledExtensions() const override;
+    PFN_vkVoidFunction getInstanceProcAddr(const char *name) override;
+    bool supportsPresent(VkPhysicalDevice physicalDevice, uint32_t queueFamilyIndex, QWindow *window) override;
+
+protected:
+    void init(QLibrary *lib);
+    void initInstance(QVulkanInstance *instance, const QByteArrayList &extraExts);
+
+    VkInstance m_vkInst;
+    PFN_vkGetInstanceProcAddr m_vkGetInstanceProcAddr;
+    PFN_vkGetPhysicalDeviceSurfaceSupportKHR m_getPhysDevSurfaceSupport;
+
+private:
+    void setupDebugOutput();
+
+    bool m_ownsVkInst;
+    VkResult m_errorCode;
+    QVulkanInfoVector<QVulkanLayer> m_supportedLayers;
+    QVulkanInfoVector<QVulkanExtension> m_supportedExtensions;
+    QByteArrayList m_enabledLayers;
+    QByteArrayList m_enabledExtensions;
+
+    PFN_vkCreateInstance m_vkCreateInstance;
+    PFN_vkEnumerateInstanceLayerProperties m_vkEnumerateInstanceLayerProperties;
+    PFN_vkEnumerateInstanceExtensionProperties m_vkEnumerateInstanceExtensionProperties;
+
+    PFN_vkDestroyInstance m_vkDestroyInstance;
+
+    VkDebugReportCallbackEXT m_debugCallback;
+    PFN_vkDestroyDebugReportCallbackEXT m_vkDestroyDebugReportCallbackEXT;
+};
+
+QT_END_NAMESPACE
+
+#endif // QBASICVULKANPLATFORMINSTANCE_P_H