Add support for querying "glxconfig" from native interface

This makes it possible to retrieve the GLXFBConfig used by Qt to
create the GLXContext. QtWebEngine on desktop needs this so that
Chromium can use the same config as Qt to eliminate BadMatch errors.

Change-Id: If18c0937b5af3e457ddbfda035e5d652230211c6
Reviewed-by: Laszlo Agocs <laszlo.agocs@digia.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/src/plugins/platforms/xcb/qxcbnativeinterface.h b/src/plugins/platforms/xcb/qxcbnativeinterface.h
index ff5f358298..01b66a767d 100644
--- a/src/plugins/platforms/xcb/qxcbnativeinterface.h
+++ b/src/plugins/platforms/xcb/qxcbnativeinterface.h
@@ -63,6 +63,7 @@ public:
         Connection,
         Screen,
         EglContext,
+        GLXConfig,
         GLXContext,
         AppTime,
         AppUserTime,
@@ -104,6 +105,7 @@ public:
     static void setAppUserTime(QScreen *screen, xcb_timestamp_t time);
     static void *eglContextForContext(QOpenGLContext *context);
     static void *glxContextForContext(QOpenGLContext *context);
+    static void *glxConfigForContext(QOpenGLContext *context);
 
     Q_INVOKABLE void beep();
     Q_INVOKABLE bool systemTrayAvailable(const QScreen *screen) const;