Use global context sharing from QtGui instead of QSGContext

This removes QSGContext::sharedOpenGLContext and replace its uses
with QOpenGLContextPrivate::globalShareContext, which is also going
to be used by QOpenGLWidget and QQuickWidget.

Change-Id: I1e296c3e6832f717caaf31ba7d7b27c06249219b
Reviewed-by: Laszlo Agocs <laszlo.agocs@digia.com>

1 files changed, 0 insertions, 18 deletions

diff --git a/src/quick/scenegraph/qsgcontext.cpp b/src/quick/scenegraph/qsgcontext.cpp
index 835eeb1c36..2d2b643e37 100644
--- a/src/quick/scenegraph/qsgcontext.cpp
+++ b/src/quick/scenegraph/qsgcontext.cpp
@@ -113,12 +113,8 @@ public:
     bool distanceFieldDisabled;
     QSGDistanceFieldGlyphNode::AntialiasingMode distanceFieldAntialiasing;
     bool distanceFieldAntialiasingDecided;
-
-    static QOpenGLContext *sharedOpenGLContext;
 };
 
-QOpenGLContext *QSGContextPrivate::sharedOpenGLContext = 0;
-
 class QSGTextureCleanupEvent : public QEvent
 {
 public:
@@ -177,20 +173,6 @@ QSGRenderContext *QSGContext::createRenderContext()
     return new QSGRenderContext(this);
 }
 
-/*!
- * This function is used by the Qt WebEngine to set up context sharing
- * across multiple windows. Do not use it for any other purpose.
- */
-void QSGContext::setSharedOpenGLContext(QOpenGLContext *context)
-{
-    QSGContextPrivate::sharedOpenGLContext = context;
-}
-
-QOpenGLContext *QSGContext::sharedOpenGLContext()
-{
-    return QSGContextPrivate::sharedOpenGLContext;
-}
-
 void QSGContext::renderContextInitialized(QSGRenderContext *renderContext)
 {
     Q_D(QSGContext);