Use SPDX license identifiers

Ammend 9b9d789fcb8f63a8998f1eefe44f2a1c8156c362 :
some files were still missing SPDX headers

Task-number: QTBUG-67283
Task-number: QTBUG-104589
Change-Id: Ia4d2aae636bbdb1a99c422e3b8d3f097c3af34d6
Reviewed-by: Jörg Bornemann <joerg.bornemann@qt.io>
(cherry picked from commit e74ccbf41d2cce734175579a58d36eb7f223319c)
Reviewed-by: Qt Cherry-pick Bot <cherrypick_bot@qt-project.org>

21 files changed, 49 insertions, 471 deletions

diff --git a/.clang-format b/.clang-format
index 0d61b137a..232a5c6e4 100644
--- a/.clang-format
+++ b/.clang-format
@@ -1,7 +1,5 @@
 # Copyright (C) 2016 Olivier Goffart <ogoffart@woboq.com>
-#
-# You may use this file under the terms of the 3-clause BSD license.
-# See the file LICENSE from this package for details.
+# SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
 
 # This is the clang-format configuration style to be used by Qt,
 # based on the rules from https://wiki.qt.io/Qt_Coding_Style and
diff --git a/src/core/autofill_client_qt.cpp b/src/core/autofill_client_qt.cpp
index b599560d1..7908b516c 100644
--- a/src/core/autofill_client_qt.cpp
+++ b/src/core/autofill_client_qt.cpp
@@ -1,41 +1,5 @@
-/****************************************************************************
-**
-** Copyright (C) 2022 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.
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
+// Copyright (C) 2022 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
 
 #include "autofill_client_qt.h"
 
diff --git a/src/core/autofill_client_qt.h b/src/core/autofill_client_qt.h
index 762ff1109..d00b01c27 100644
--- a/src/core/autofill_client_qt.h
+++ b/src/core/autofill_client_qt.h
@@ -1,41 +1,5 @@
-/****************************************************************************
-**
-** Copyright (C) 2022 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.
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
+// Copyright (C) 2022 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
 
 //
 //  W A R N I N G
diff --git a/src/core/autofill_popup_controller.cpp b/src/core/autofill_popup_controller.cpp
index e42f5a4f6..b3faa7e6b 100644
--- a/src/core/autofill_popup_controller.cpp
+++ b/src/core/autofill_popup_controller.cpp
@@ -1,41 +1,5 @@
-/****************************************************************************
-**
-** Copyright (C) 2022 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.
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
+// Copyright (C) 2022 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
 
 #include "autofill_popup_controller.h"
 #include "autofill_popup_controller_p.h"
diff --git a/src/core/autofill_popup_controller.h b/src/core/autofill_popup_controller.h
index 5432123f1..586149b95 100644
--- a/src/core/autofill_popup_controller.h
+++ b/src/core/autofill_popup_controller.h
@@ -1,41 +1,5 @@
-/****************************************************************************
-**
-** Copyright (C) 2022 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.
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
+// Copyright (C) 2022 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
 
 #ifndef AUTOFILL_POPUP_CONTROLLER_H
 #define AUTOFILL_POPUP_CONTROLLER_H
diff --git a/src/core/autofill_popup_controller_p.h b/src/core/autofill_popup_controller_p.h
index 880eec86e..886fe4dcd 100644
--- a/src/core/autofill_popup_controller_p.h
+++ b/src/core/autofill_popup_controller_p.h
@@ -1,41 +1,5 @@
-/****************************************************************************
-**
-** Copyright (C) 2022 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.
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
+// Copyright (C) 2022 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
 
 #ifndef AUTOFILL_POPUP_CONTROLLER_P_H
 #define AUTOFILL_POPUP_CONTROLLER_P_H
diff --git a/src/core/clipboard_util_win.cpp b/src/core/clipboard_util_win.cpp
index ae615b3b6..601e44180 100644
--- a/src/core/clipboard_util_win.cpp
+++ b/src/core/clipboard_util_win.cpp
@@ -1,31 +1,6 @@
-/*
- * Copyright (C) 2007, 2008 Apple Inc. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in the
- *    documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
- * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
- * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
- * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
- * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
- * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
- * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
+// Copyright (C) 2007, 2008 Apple Inc. All rights reserved.
 // 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.Chromium file.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
 
 #include <string>
 
diff --git a/src/core/common/qt_messages.cpp b/src/core/common/qt_messages.cpp
index 2f087d21f..bc3a1560d 100644
--- a/src/core/common/qt_messages.cpp
+++ b/src/core/common/qt_messages.cpp
@@ -1,6 +1,5 @@
 // Copyright (c) 2010 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.Chromium file.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
 
 // Get basic type definitions.
 #define IPC_MESSAGE_IMPL
diff --git a/src/core/common/qt_messages.h b/src/core/common/qt_messages.h
index 940019c16..17adcbb0d 100644
--- a/src/core/common/qt_messages.h
+++ b/src/core/common/qt_messages.h
@@ -1,6 +1,5 @@
 // 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.Chromium file.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
 
 // Multiply-included file, no traditional include guard.
 
diff --git a/src/core/doc/src/qwebenginehistory_lgpl.qdoc b/src/core/doc/src/qwebenginehistory_lgpl.qdoc
index 37f96e7c1..f61bb3b85 100644
--- a/src/core/doc/src/qwebenginehistory_lgpl.qdoc
+++ b/src/core/doc/src/qwebenginehistory_lgpl.qdoc
@@ -1,22 +1,6 @@
-/*
-    Copyright (C) 2015 The Qt Company Ltd.
-    Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
-
-    This library is free software; you can redistribute it and/or
-    modify it under the terms of the GNU Library General Public
-    License as published by the Free Software Foundation; either
-    version 2 of the License, or (at your option) any later version.
-
-    This library is distributed in the hope that it will be useful,
-    but WITHOUT ANY WARRANTY; without even the implied warranty of
-    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-    Library General Public License for more details.
-
-    You should have received a copy of the GNU Library General Public License
-    along with this library; see the file COPYING.LIB.  If not, write to
-    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
-    Boston, MA 02110-1301, USA.
-*/
+// Copyright (C) 2015 The Qt Company Ltd.
+// Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GFDL-1.3-no-invariants-only
 
 // The documentation in this file was imported from QtWebKit and is thus constrained
 // by its LGPL license. Documentation written from scratch for new methods should be
diff --git a/src/core/doc/src/qwebenginepage_lgpl.qdoc b/src/core/doc/src/qwebenginepage_lgpl.qdoc
index 4a058460b..19efa2903 100644
--- a/src/core/doc/src/qwebenginepage_lgpl.qdoc
+++ b/src/core/doc/src/qwebenginepage_lgpl.qdoc
@@ -1,24 +1,8 @@
-/*
-    Copyright (C) 2019 The Qt Company Ltd.
-    Copyright (C) 2008, 2009, 2012 Nokia Corporation and/or its subsidiary(-ies)
-    Copyright (C) 2007 Staikos Computing Services Inc.
-    Copyright (C) 2007 Apple Inc.
-
-    This library is free software; you can redistribute it and/or
-    modify it under the terms of the GNU Library General Public
-    License as published by the Free Software Foundation; either
-    version 2 of the License, or (at your option) any later version.
-
-    This library is distributed in the hope that it will be useful,
-    but WITHOUT ANY WARRANTY; without even the implied warranty of
-    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-    Library General Public License for more details.
-
-    You should have received a copy of the GNU Library General Public License
-    along with this library; see the file COPYING.LIB.  If not, write to
-    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
-    Boston, MA 02110-1301, USA.
-*/
+// Copyright (C) 2019 The Qt Company Ltd.
+// Copyright (C) 2008, 2009, 2012 Nokia Corporation and/or its subsidiary(-ies)
+// Copyright (C) 2007 Staikos Computing Services Inc.
+// Copyright (C) 2007 Apple Inc.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GFDL-1.3-no-invariants-only
 
 // The documentation in this file was imported from QtWebKit and is thus constrained
 // by its LGPL license. Documentation written from scratch for new methods should be
diff --git a/src/core/doc/src/qwebenginesettings_lgpl.qdoc b/src/core/doc/src/qwebenginesettings_lgpl.qdoc
index 9baeafaaf..114a78a9a 100644
--- a/src/core/doc/src/qwebenginesettings_lgpl.qdoc
+++ b/src/core/doc/src/qwebenginesettings_lgpl.qdoc
@@ -1,22 +1,6 @@
-/*
-    Copyright (C) 2022 The Qt Company Ltd.
-    Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
-
-    This library is free software; you can redistribute it and/or
-    modify it under the terms of the GNU Library General Public
-    License as published by the Free Software Foundation; either
-    version 2 of the License, or (at your option) any later version.
-
-    This library is distributed in the hope that it will be useful,
-    but WITHOUT ANY WARRANTY; without even the implied warranty of
-    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-    Library General Public License for more details.
-
-    You should have received a copy of the GNU Library General Public License
-    along with this library; see the file COPYING.LIB.  If not, write to
-    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
-    Boston, MA 02110-1301, USA.
-*/
+// Copyright (C) 2022 The Qt Company Ltd.
+// Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GFDL-1.3-no-invariants-only
 
 // The documentation in this file was imported from QtWebKit and is thus constrained
 // by its LGPL license. Documentation written from scratch for new methods should be
diff --git a/src/core/extensions/pdf_web_contents_helper_client_qt.h b/src/core/extensions/pdf_web_contents_helper_client_qt.h
index 49c670174..3465f946c 100644
--- a/src/core/extensions/pdf_web_contents_helper_client_qt.h
+++ b/src/core/extensions/pdf_web_contents_helper_client_qt.h
@@ -1,6 +1,5 @@
-// Copyright 2014 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.
+// Copyright (c) 2014 The Chromium Authors. All rights reserved.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
 
 #ifndef PDF_WEB_CONTENTS_HELPER_CLIENT_QT_H_
 #define PDF_WEB_CONTENTS_HELPER_CLIENT_QT_H_
diff --git a/src/core/tools/main.cpp b/src/core/tools/main.cpp
index 1721f71d3..725ac9134 100644
--- a/src/core/tools/main.cpp
+++ b/src/core/tools/main.cpp
@@ -7,8 +7,7 @@
 ** Modified work:
 ** Copyright (C) 2016 The Qt Company Ltd.
 **
-** Use of this source code is governed by a BSD-style license that can be
-** found in the LICENSE.Chromium file.
+** SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
 **
 ** This tool converts Hunspell .aff/.dic pairs to a combined binary dictionary
 ** format (.bdic). This format is more compact, and can be more efficiently
diff --git a/src/pdf/doc/snippets/multipageview.qml b/src/pdf/doc/snippets/multipageview.qml
index ee695c03a..113444165 100644
--- a/src/pdf/doc/snippets/multipageview.qml
+++ b/src/pdf/doc/snippets/multipageview.qml
@@ -1,3 +1,6 @@
+// Copyright (C) 2016 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
+
 //! [0]
 import QtQuick
 import QtQuick.Pdf
diff --git a/src/webenginequick/doc/src/webengineview_lgpl.qdoc b/src/webenginequick/doc/src/webengineview_lgpl.qdoc
index 6e3d9ebe3..6534518e7 100644
--- a/src/webenginequick/doc/src/webengineview_lgpl.qdoc
+++ b/src/webenginequick/doc/src/webengineview_lgpl.qdoc
@@ -1,24 +1,7 @@
-/*
- * Copyright (C) 2019 The Qt Company Ltd.
- * Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies)
- * Copyright (c) 2012 Hewlett-Packard Development Company, L.P.
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Library General Public
- * License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Library General Public License for more details.
- *
- * You should have received a copy of the GNU Library General Public License
- * along with this program; see the file COPYING.LIB.  If not, write to
- * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
- * Boston, MA 02110-1301, USA.
- *
- */
+// Copyright (C) 2019 The Qt Company Ltd.
+// Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies)
+// Copyright (c) 2012 Hewlett-Packard Development Company, L.P.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GFDL-1.3-no-invariants-only
 
 // The documentation in this file was imported from QtWebKit and is thus constrained
 // by its LGPL license.
diff --git a/src/webenginequick/ui/AutofillPopup.qml b/src/webenginequick/ui/AutofillPopup.qml
index 28b274bb6..0a14b6233 100644
--- a/src/webenginequick/ui/AutofillPopup.qml
+++ b/src/webenginequick/ui/AutofillPopup.qml
@@ -1,41 +1,5 @@
-/****************************************************************************
-**
-** Copyright (C) 2022 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.
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
+// Copyright (C) 2022 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
 
 import QtQuick
 import QtQuick.Controls
diff --git a/src/webenginewidgets/doc/src/qwebengineview_lgpl.qdoc b/src/webenginewidgets/doc/src/qwebengineview_lgpl.qdoc
index 34aa53278..14e6c3ed8 100644
--- a/src/webenginewidgets/doc/src/qwebengineview_lgpl.qdoc
+++ b/src/webenginewidgets/doc/src/qwebengineview_lgpl.qdoc
@@ -1,24 +1,8 @@
-/*
-    Copyright (C) 2019 The Qt Company Ltd.
-    Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
-    Copyright (C) 2008 Holger Hans Peter Freyther
-    Copyright (C) 2009 Girish Ramakrishnan <girish@forwardbias.in>
-
-    This library is free software; you can redistribute it and/or
-    modify it under the terms of the GNU Library General Public
-    License as published by the Free Software Foundation; either
-    version 2 of the License, or (at your option) any later version.
-
-    This library is distributed in the hope that it will be useful,
-    but WITHOUT ANY WARRANTY; without even the implied warranty of
-    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-    Library General Public License for more details.
-
-    You should have received a copy of the GNU Library General Public License
-    along with this library; see the file COPYING.LIB.  If not, write to
-    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
-    Boston, MA 02110-1301, USA.
-*/
+// Copyright (C) 2019 The Qt Company Ltd.
+// Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
+// Copyright (C) 2008 Holger Hans Peter Freyther
+// Copyright (C) 2009 Girish Ramakrishnan <girish@forwardbias.in>
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GFDL-1.3-no-invariants-only
 
 // The documentation in this file was imported from QtWebKit and is thus constrained
 // by its LGPL license. Documentation written from scratch for new methods should be
diff --git a/src/webenginewidgets/ui/autofillpopupwidget.cpp b/src/webenginewidgets/ui/autofillpopupwidget.cpp
index 579869d9e..a4dc31beb 100644
--- a/src/webenginewidgets/ui/autofillpopupwidget.cpp
+++ b/src/webenginewidgets/ui/autofillpopupwidget.cpp
@@ -1,41 +1,5 @@
-/****************************************************************************
-**
-** Copyright (C) 2022 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.
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
+// Copyright (C) 2022 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
 
 #include "autofillpopupwidget_p.h"
 #include "qwebengineview.h"
diff --git a/src/webenginewidgets/ui/autofillpopupwidget_p.h b/src/webenginewidgets/ui/autofillpopupwidget_p.h
index 064c4f824..79decc6ab 100644
--- a/src/webenginewidgets/ui/autofillpopupwidget_p.h
+++ b/src/webenginewidgets/ui/autofillpopupwidget_p.h
@@ -1,41 +1,5 @@
-/****************************************************************************
-**
-** Copyright (C) 2022 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.
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
+// Copyright (C) 2022 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
 
 #ifndef AUTOFILLPOPUPWIDGET_P_H
 #define AUTOFILLPOPUPWIDGET_P_H
diff --git a/tests/auto/quick/qmltests/data/tst_datalist.qml b/tests/auto/quick/qmltests/data/tst_datalist.qml
index 66cc49b0c..f739639b2 100644
--- a/tests/auto/quick/qmltests/data/tst_datalist.qml
+++ b/tests/auto/quick/qmltests/data/tst_datalist.qml
@@ -1,30 +1,5 @@
-/****************************************************************************
-**
-** Copyright (C) 2022 The Qt Company Ltd.
-** Contact: https://www.qt.io/licensing/
-**
-** This file is part of the QtWebEngine module of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:GPL-EXCEPT$
-** 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 General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU
-** General Public License version 3 as published by the Free Software
-** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
-** 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-3.0.html.
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
+// Copyright (C) 2022 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
 
 import QtQuick
 import QtQuick.Controls