QOpenGLContext: Remove QGL helpers

They were all private, and used only by QGL* (which have been removed) so
should be safe to remove.

Task-number: QTBUG-74408
Change-Id: Ia7fdff8f0bb963449470dbd8296cbdd8652c50e2
Reviewed-by: Laszlo Agocs <laszlo.agocs@qt.io>

3 files changed, 1 insertions, 51 deletions

diff --git a/src/gui/kernel/qopenglcontext.cpp b/src/gui/kernel/qopenglcontext.cpp
index 6915433aed..ae5a98e832 100644
--- a/src/gui/kernel/qopenglcontext.cpp
+++ b/src/gui/kernel/qopenglcontext.cpp
@@ -623,7 +623,6 @@ bool QOpenGLContext::create()
 */
 void QOpenGLContext::destroy()
 {
-    deleteQGLContext();
     Q_D(QOpenGLContext);
     if (d->platformGLContext)
         emit aboutToBeDestroyed();
@@ -1177,44 +1176,6 @@ QScreen *QOpenGLContext::screen() const
 }
 
 /*!
-    internal: Needs to have a pointer to qGLContext. But since this is in Qt GUI we can't
-    have any type information.
-
-    \internal
-*/
-void *QOpenGLContext::qGLContextHandle() const
-{
-    Q_D(const QOpenGLContext);
-    return d->qGLContextHandle;
-}
-
-/*!
-    internal: If the delete function is specified QOpenGLContext "owns"
-    the passed context handle and will use the delete function to destroy it.
-
-    \internal
-*/
-void QOpenGLContext::setQGLContextHandle(void *handle,void (*qGLContextDeleteFunction)(void *))
-{
-    Q_D(QOpenGLContext);
-    d->qGLContextHandle = handle;
-    d->qGLContextDeleteFunction = qGLContextDeleteFunction;
-}
-
-/*!
-    \internal
-*/
-void QOpenGLContext::deleteQGLContext()
-{
-    Q_D(QOpenGLContext);
-    if (d->qGLContextDeleteFunction && d->qGLContextHandle) {
-        d->qGLContextDeleteFunction(d->qGLContextHandle);
-        d->qGLContextDeleteFunction = nullptr;
-        d->qGLContextHandle = nullptr;
-    }
-}
-
-/*!
   Returns the platform-specific handle for the OpenGL implementation that
   is currently in use. (for example, a HMODULE on Windows)
 
diff --git a/src/gui/kernel/qopenglcontext.h b/src/gui/kernel/qopenglcontext.h
index f19dde465a..a96ea56d7b 100644
--- a/src/gui/kernel/qopenglcontext.h
+++ b/src/gui/kernel/qopenglcontext.h
@@ -218,8 +218,6 @@ Q_SIGNALS:
     void aboutToBeDestroyed();
 
 private:
-    friend class QGLContext;
-    friend class QGLPixelBuffer;
     friend class QOpenGLContextResourceBase;
     friend class QOpenGLPaintDevice;
     friend class QOpenGLGlyphTexture;
@@ -234,10 +232,6 @@ private:
     friend class QAbstractOpenGLFunctionsPrivate;
     friend class QOpenGLTexturePrivate;
 
-    void *qGLContextHandle() const;
-    void setQGLContextHandle(void *handle,void (*qGLContextDeleteFunction)(void *));
-    void deleteQGLContext();
-
     QOpenGLVersionFunctionsStorage* functionsBackendStorage() const;
     void insertExternalFunctions(QAbstractOpenGLFunctions *f);
     void removeExternalFunctions(QAbstractOpenGLFunctions *f);
diff --git a/src/gui/kernel/qopenglcontext_p.h b/src/gui/kernel/qopenglcontext_p.h
index 7770b1ce02..d769f03fd3 100644
--- a/src/gui/kernel/qopenglcontext_p.h
+++ b/src/gui/kernel/qopenglcontext_p.h
@@ -197,9 +197,7 @@ class Q_GUI_EXPORT QOpenGLContextPrivate : public QObjectPrivate
     Q_DECLARE_PUBLIC(QOpenGLContext)
 public:
     QOpenGLContextPrivate()
-        : qGLContextHandle(nullptr)
-        , qGLContextDeleteFunction(nullptr)
-        , platformGLContext(nullptr)
+        : platformGLContext(nullptr)
         , shareContext(nullptr)
         , shareGroup(nullptr)
         , screen(nullptr)
@@ -228,9 +226,6 @@ public:
     mutable QOpenGLVersionFunctionsStorage versionFunctionsStorage;
     mutable QSet<QAbstractOpenGLFunctions *> externalVersionFunctions;
 
-    void *qGLContextHandle;
-    void (*qGLContextDeleteFunction)(void *handle);
-
     QSurfaceFormat requestedFormat;
     QPlatformOpenGLContext *platformGLContext;
     QOpenGLContext *shareContext;