Don't invalidate textures when the scene graph is stopped.

The texture often represents the last reference to the last buffer of
a destroyed surface and invalidating releases that reference which
shortcuts any attempt to keep the buffer alive with QWaylandUnmapLock.

Change-Id: I4641a87a32f8639c3ffb6c3b5dafd21c77bbb2c1
Reviewed-by: Giulio Camuffo <giulio.camuffo@jollamobile.com>

1 files changed, 0 insertions, 5 deletions

diff --git a/src/compositor/compositor_api/qwaylandquicksurface.cpp b/src/compositor/compositor_api/qwaylandquicksurface.cpp
index c8edcb6b..a05a5f9c 100644
--- a/src/compositor/compositor_api/qwaylandquicksurface.cpp
+++ b/src/compositor/compositor_api/qwaylandquicksurface.cpp
@@ -208,8 +208,6 @@ bool QWaylandQuickSurface::event(QEvent *e)
                        this, &QWaylandQuickSurface::updateTexture);
             disconnect(oldWindow, &QQuickWindow::sceneGraphInvalidated,
                        this, &QWaylandQuickSurface::invalidateTexture);
-            disconnect(oldWindow, &QQuickWindow::sceneGraphAboutToStop,
-                       this, &QWaylandQuickSurface::invalidateTexture);
         }
 
         return true;
@@ -226,9 +224,6 @@ bool QWaylandQuickSurface::event(QEvent *e)
             connect(window, &QQuickWindow::sceneGraphInvalidated,
                     this, &QWaylandQuickSurface::invalidateTexture,
                     Qt::DirectConnection);
-            connect(window, &QQuickWindow::sceneGraphAboutToStop,
-                    this, &QWaylandQuickSurface::invalidateTexture,
-                    Qt::DirectConnection);
         }
 
         return true;