kernel-shark-qt: Fix bug when resizing the KS window for session Currently the session export/import code cannot deal with the case when the KernelShark GUI is in Full Screen mode. This patch fixes this. Signed-off-by: Yordan Karadzhov <ykaradzhov@vmware.com> Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>