Handle None-tab in get_tab_fields

I can't reproduce this but I got a crash report about it.
2017-03-27 07:57:43 +02:00 · 2017-03-27 07:57:43 +02:00 · b98d34b29c
commit b98d34b29c
parent bcee6d295c
1 changed files with 3 additions and 0 deletions
--- a/qutebrowser/mainwindow/tabwidget.py
+++ b/qutebrowser/mainwindow/tabwidget.py
@ -118,6 +118,9 @@ class TabWidget(QTabWidget):
    def get_tab_fields(self, idx):
        """Get the tab field data."""
        tab = self.widget(idx)
+        if tab is None:
+            log.misc.debug("Got None-tab in get_tab_fields!")
+
        page_title = self.page_title(idx)

        fields = {}