error: expected constructor, destructor, or type conversion before ‘(’ token QT_FORWARD_DECLARE_CLASS(QThread)

In file included from /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp:4:
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.h:12:25: error: expected constructor, destructor, or type conversion before ‘(’ token
    12 | QT_FORWARD_DECLARE_CLASS(QThread)
       |                         ^
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp:28:43: error: expected ‘)’ before ‘*’ token
    28 |     QtPositioningHelper(LocationProviderQt *provider);
       |                        ~                  ^~
       |                                           )
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp:40:5: error: ‘LocationProviderQt’ does not name a type
    40 |     LocationProviderQt *m_locationProvider;
       |     ^~~~~~~~~~~~~~~~~~
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp:42:26: error: ‘LocationProviderQt’ was not declared in this scope
    42 |     base::WeakPtrFactory<LocationProviderQt> m_locationProviderFactory;
       |                          ^~~~~~~~~~~~~~~~~~
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp:42:44: error: template argument 1 is invalid
    42 |     base::WeakPtrFactory<LocationProviderQt> m_locationProviderFactory;
       |                                            ^
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp:48:41: error: expected constructor, destructor, or type conversion before ‘(’ token
    48 | QtPositioningHelper::QtPositioningHelper(LocationProviderQt *provider)
       |                                         ^
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp: In member function ‘void QtWebEngineCore::QtPositioningHelper::updatePosition(const QGeoPositionInfo&)’:
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp:154:9: error: ‘m_locationProvider’ was not declared in this scope; did you mean ‘LocationProviderQt’?
   154 |     if (m_locationProvider)
       |         ^~~~~~~~~~~~~~~~~~
       |         LocationProviderQt
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp:155:48: error: ‘LocationProviderQt’ has not been declared
   155 |         postToLocationProvider(base::BindOnce(&LocationProviderQt::updatePosition, m_locationProviderFactory.GetWeakPtr(), newPos));
       |                                                ^~~~~~~~~~~~~~~~~~
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp:155:110: error: request for member ‘GetWeakPtr’ in ‘((QtWebEngineCore::QtPositioningHelper*)this)->QtWebEngineCore::QtPositioningHelper::m_locationProviderFactory’, which is of non-class type ‘int’
   155 |         postToLocationProvider(base::BindOnce(&LocationProviderQt::updatePosition, m_locationProviderFactory.GetWeakPtr(), newPos));
       |                                                                                                              ^~~~~~~~~~
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp: In member function ‘void QtWebEngineCore::QtPositioningHelper::error(QGeoPositionInfoSource::Error)’:
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp:178:9: error: ‘m_locationProvider’ was not declared in this scope; did you mean ‘LocationProviderQt’?
   178 |     if (m_locationProvider)
       |         ^~~~~~~~~~~~~~~~~~
       |         LocationProviderQt
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp:179:48: error: ‘LocationProviderQt’ has not been declared
   179 |         postToLocationProvider(base::BindOnce(&LocationProviderQt::updatePosition, m_locationProviderFactory.GetWeakPtr(), newPos));
       |                                                ^~~~~~~~~~~~~~~~~~
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp:179:110: error: request for member ‘GetWeakPtr’ in ‘((QtWebEngineCore::QtPositioningHelper*)this)->QtWebEngineCore::QtPositioningHelper::m_locationProviderFactory’, which is of non-class type ‘int’
   179 |         postToLocationProvider(base::BindOnce(&LocationProviderQt::updatePosition, m_locationProviderFactory.GetWeakPtr(), newPos));
       |                                                                                                              ^~~~~~~~~~
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp: At global scope:
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp:187:1: error: ‘LocationProviderQt’ does not name a type
   187 | LocationProviderQt::LocationProviderQt()
       | ^~~~~~~~~~~~~~~~~~
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp:192:1: error: ‘LocationProviderQt’ does not name a type
   192 | LocationProviderQt::~LocationProviderQt()
       | ^~~~~~~~~~~~~~~~~~
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp:201:6: error: ‘LocationProviderQt’ has not been declared
   201 | void LocationProviderQt::StartProvider(bool highAccuracy)
       |      ^~~~~~~~~~~~~~~~~~
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp: In function ‘void QtWebEngineCore::StartProvider(bool)’:
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp:204:10: error: ‘m_positioningHelper’ was not declared in this scope; did you mean ‘QtPositioningHelper’?
   204 |     if (!m_positioningHelper) {
       |          ^~~~~~~~~~~~~~~~~~~
       |          QtPositioningHelper
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp:205:55: error: invalid use of ‘this’ in non-member function
   205 |         m_positioningHelper = new QtPositioningHelper(this);
       |                                                       ^~~~
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp:209:31: error: ‘m_positioningHelper’ was not declared in this scope; did you mean ‘QtPositioningHelper’?
   209 |     QMetaObject::invokeMethod(m_positioningHelper, "start", Qt::QueuedConnection, Q_ARG(bool, highAccuracy));
       |                               ^~~~~~~~~~~~~~~~~~~
       |                               QtPositioningHelper
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp: At global scope:
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp:212:6: error: ‘LocationProviderQt’ has not been declared
   212 | void LocationProviderQt::StopProvider()
       |      ^~~~~~~~~~~~~~~~~~
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp: In function ‘void QtWebEngineCore::StopProvider()’:
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp:214:9: error: ‘m_positioningHelper’ was not declared in this scope; did you mean ‘QtPositioningHelper’?
   214 |     if (m_positioningHelper)
       |         ^~~~~~~~~~~~~~~~~~~
       |         QtPositioningHelper
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp: At global scope:
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp:218:6: error: ‘LocationProviderQt’ has not been declared
   218 | void LocationProviderQt::OnPermissionGranted()
       |      ^~~~~~~~~~~~~~~~~~
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp: In function ‘void QtWebEngineCore::OnPermissionGranted()’:
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp:220:9: error: ‘m_positioningHelper’ was not declared in this scope; did you mean ‘QtPositioningHelper’?
   220 |     if (m_positioningHelper)
       |         ^~~~~~~~~~~~~~~~~~~
       |         QtPositioningHelper
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp: At global scope:
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp:224:6: error: ‘LocationProviderQt’ has not been declared
   224 | void LocationProviderQt::SetUpdateCallback(const LocationProviderUpdateCallback& callback)
       |      ^~~~~~~~~~~~~~~~~~
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp:224:50: error: ‘LocationProviderUpdateCallback’ does not name a type
   224 | void LocationProviderQt::SetUpdateCallback(const LocationProviderUpdateCallback& callback)
       |                                                  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp: In function ‘void QtWebEngineCore::SetUpdateCallback(const int&)’:
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp:226:5: error: ‘m_callback’ was not declared in this scope; did you mean ‘callback’?
   226 |     m_callback = callback;
       |     ^~~~~~~~~~
       |     callback
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp: At global scope:
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp:229:6: error: ‘LocationProviderQt’ has not been declared
   229 | void LocationProviderQt::updatePosition(const device::mojom::Geoposition &position)
       |      ^~~~~~~~~~~~~~~~~~
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp: In function ‘void QtWebEngineCore::updatePosition(const device::mojom::Geoposition&)’:
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp:231:5: error: ‘m_lastKnownPosition’ was not declared in this scope
   231 |     m_lastKnownPosition = position;
       |     ^~~~~~~~~~~~~~~~~~~
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp:232:5: error: ‘m_callback’ was not declared in this scope
   232 |     m_callback.Run(this, position);
       |     ^~~~~~~~~~
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp:232:20: error: invalid use of ‘this’ in non-member function
   232 |     m_callback.Run(this, position);
       |                    ^~~~
 At global scope:
 cc1plus: note: unrecognized command-line option ‘-Wno-stringop-overread’ may have been intended to silence earlier diagnostics
 Sccache command failed, re-try calling build tool directly
 In file included from /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp:4:
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.h:12:25: error: expected constructor, destructor, or type conversion before ‘(’ token
    12 | QT_FORWARD_DECLARE_CLASS(QThread)
       |                         ^
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp:28:43: error: expected ‘)’ before ‘*’ token
    28 |     QtPositioningHelper(LocationProviderQt *provider);
       |                        ~                  ^~
       |                                           )
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp:40:5: error: ‘LocationProviderQt’ does not name a type
    40 |     LocationProviderQt *m_locationProvider;
       |     ^~~~~~~~~~~~~~~~~~
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp:42:26: error: ‘LocationProviderQt’ was not declared in this scope
    42 |     base::WeakPtrFactory<LocationProviderQt> m_locationProviderFactory;
       |                          ^~~~~~~~~~~~~~~~~~
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp:42:44: error: template argument 1 is invalid
    42 |     base::WeakPtrFactory<LocationProviderQt> m_locationProviderFactory;
       |                                            ^
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp:48:41: error: expected constructor, destructor, or type conversion before ‘(’ token
    48 | QtPositioningHelper::QtPositioningHelper(LocationProviderQt *provider)
       |                                         ^
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp: In member function ‘void QtWebEngineCore::QtPositioningHelper::updatePosition(const QGeoPositionInfo&)’:
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp:154:9: error: ‘m_locationProvider’ was not declared in this scope; did you mean ‘LocationProviderQt’?
   154 |     if (m_locationProvider)
       |         ^~~~~~~~~~~~~~~~~~
       |         LocationProviderQt
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp:155:48: error: ‘LocationProviderQt’ has not been declared
   155 |         postToLocationProvider(base::BindOnce(&LocationProviderQt::updatePosition, m_locationProviderFactory.GetWeakPtr(), newPos));
       |                                                ^~~~~~~~~~~~~~~~~~
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp:155:110: error: request for member ‘GetWeakPtr’ in ‘((QtWebEngineCore::QtPositioningHelper*)this)->QtWebEngineCore::QtPositioningHelper::m_locationProviderFactory’, which is of non-class type ‘int’
   155 |         postToLocationProvider(base::BindOnce(&LocationProviderQt::updatePosition, m_locationProviderFactory.GetWeakPtr(), newPos));
       |                                                                                                              ^~~~~~~~~~
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp: In member function ‘void QtWebEngineCore::QtPositioningHelper::error(QGeoPositionInfoSource::Error)’:
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp:178:9: error: ‘m_locationProvider’ was not declared in this scope; did you mean ‘LocationProviderQt’?
   178 |     if (m_locationProvider)
       |         ^~~~~~~~~~~~~~~~~~
       |         LocationProviderQt
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp:179:48: error: ‘LocationProviderQt’ has not been declared
   179 |         postToLocationProvider(base::BindOnce(&LocationProviderQt::updatePosition, m_locationProviderFactory.GetWeakPtr(), newPos));
       |                                                ^~~~~~~~~~~~~~~~~~
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp:179:110: error: request for member ‘GetWeakPtr’ in ‘((QtWebEngineCore::QtPositioningHelper*)this)->QtWebEngineCore::QtPositioningHelper::m_locationProviderFactory’, which is of non-class type ‘int’
   179 |         postToLocationProvider(base::BindOnce(&LocationProviderQt::updatePosition, m_locationProviderFactory.GetWeakPtr(), newPos));
       |                                                                                                              ^~~~~~~~~~
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp: At global scope:
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp:187:1: error: ‘LocationProviderQt’ does not name a type
   187 | LocationProviderQt::LocationProviderQt()
       | ^~~~~~~~~~~~~~~~~~
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp:192:1: error: ‘LocationProviderQt’ does not name a type
   192 | LocationProviderQt::~LocationProviderQt()
       | ^~~~~~~~~~~~~~~~~~
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp:201:6: error: ‘LocationProviderQt’ has not been declared
   201 | void LocationProviderQt::StartProvider(bool highAccuracy)
       |      ^~~~~~~~~~~~~~~~~~
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp: In function ‘void QtWebEngineCore::StartProvider(bool)’:
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp:204:10: error: ‘m_positioningHelper’ was not declared in this scope; did you mean ‘QtPositioningHelper’?
   204 |     if (!m_positioningHelper) {
       |          ^~~~~~~~~~~~~~~~~~~
       |          QtPositioningHelper
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp:205:55: error: invalid use of ‘this’ in non-member function
   205 |         m_positioningHelper = new QtPositioningHelper(this);
       |                                                       ^~~~
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp:209:31: error: ‘m_positioningHelper’ was not declared in this scope; did you mean ‘QtPositioningHelper’?
   209 |     QMetaObject::invokeMethod(m_positioningHelper, "start", Qt::QueuedConnection, Q_ARG(bool, highAccuracy));
       |                               ^~~~~~~~~~~~~~~~~~~
       |                               QtPositioningHelper
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp: At global scope:
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp:212:6: error: ‘LocationProviderQt’ has not been declared
   212 | void LocationProviderQt::StopProvider()
       |      ^~~~~~~~~~~~~~~~~~
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp: In function ‘void QtWebEngineCore::StopProvider()’:
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp:214:9: error: ‘m_positioningHelper’ was not declared in this scope; did you mean ‘QtPositioningHelper’?
   214 |     if (m_positioningHelper)
       |         ^~~~~~~~~~~~~~~~~~~
       |         QtPositioningHelper
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp: At global scope:
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp:218:6: error: ‘LocationProviderQt’ has not been declared
   218 | void LocationProviderQt::OnPermissionGranted()
       |      ^~~~~~~~~~~~~~~~~~
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp: In function ‘void QtWebEngineCore::OnPermissionGranted()’:
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp:220:9: error: ‘m_positioningHelper’ was not declared in this scope; did you mean ‘QtPositioningHelper’?
   220 |     if (m_positioningHelper)
       |         ^~~~~~~~~~~~~~~~~~~
       |         QtPositioningHelper
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp: At global scope:
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp:224:6: error: ‘LocationProviderQt’ has not been declared
   224 | void LocationProviderQt::SetUpdateCallback(const LocationProviderUpdateCallback& callback)
       |      ^~~~~~~~~~~~~~~~~~
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp:224:50: error: ‘LocationProviderUpdateCallback’ does not name a type
   224 | void LocationProviderQt::SetUpdateCallback(const LocationProviderUpdateCallback& callback)
       |                                                  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp: In function ‘void QtWebEngineCore::SetUpdateCallback(const int&)’:
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp:226:5: error: ‘m_callback’ was not declared in this scope; did you mean ‘callback’?
   226 |     m_callback = callback;
       |     ^~~~~~~~~~
       |     callback
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp: At global scope:
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp:229:6: error: ‘LocationProviderQt’ has not been declared
   229 | void LocationProviderQt::updatePosition(const device::mojom::Geoposition &position)
       |      ^~~~~~~~~~~~~~~~~~
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp: In function ‘void QtWebEngineCore::updatePosition(const device::mojom::Geoposition&)’:
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp:231:5: error: ‘m_lastKnownPosition’ was not declared in this scope
   231 |     m_lastKnownPosition = position;
       |     ^~~~~~~~~~~~~~~~~~~
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp:232:5: error: ‘m_callback’ was not declared in this scope
   232 |     m_callback.Run(this, position);
       |     ^~~~~~~~~~
 /home/qt/work/qt/qtwebengine/src/core/location_provider_qt.cpp:232:20: error: invalid use of ‘this’ in non-member function
   232 |     m_callback.Run(this, position);
       |                    ^~~~
 At global scope:
 cc1plus: note: unrecognized command-line option ‘-Wno-stringop-overread’ may have been intended to silence earlier diagnostics
 [30664/30803] CXX obj/QtWebEngineCore/gl_surface_egl_qt.o
 [30665/30803] CXX obj/QtWebEngineCore/accessibility_tree_formatter_qt.o
 [30666/30803] CXX obj/QtWebEngineCore/authentication_dialog_controller.o
 [30667/30803] CXX obj/QtWebEngineCore/gl_ozone_egl_qt.o
 [30668/30803] LINK ./v8_context_snapshot_generator
 [30669/30803] CXX obj/QtWebEngineCore/web_engine_page_host.o
 [30670/30803] CXX obj/QtWebEngineCore/render_widget_host_view_qt.o
 ninja: build stopped: subcommand failed.