Fix crash on exiting fullscreen

Reuse the fullscreen view and avoid deleting it synchronously.

Change-Id: I05642fb29507e6bbc6e6443c94deec35ccb83440
Reviewed-by: Joerg Bornemann <joerg.bornemann@theqtcompany.com>

1 files changed, 5 insertions, 2 deletions

diff --git a/examples/webenginewidgets/demobrowser/tabwidget.cpp b/examples/webenginewidgets/demobrowser/tabwidget.cpp
index 7d6b1e793..4532683b5 100644
--- a/examples/webenginewidgets/demobrowser/tabwidget.cpp
+++ b/examples/webenginewidgets/demobrowser/tabwidget.cpp
@@ -85,6 +85,11 @@ TabBar::TabBar(QWidget *parent)
     setMovable(true);
 }
 
+TabWidget::~TabWidget()
+{
+    delete m_fullScreenView;
+}
+
 void TabBar::selectTabAction()
 {
     if (QShortcut *shortCut = qobject_cast<QShortcut*>(sender())) {
@@ -364,8 +369,6 @@ void TabWidget::fullScreenRequested(bool fullscreen)
         webPage->setView(oldWebView);
         raise();
         m_fullScreenView->hide();
-        delete m_fullScreenView;
-        m_fullScreenView = 0;
     }
 }