Gui: do not prompt when closing view of temp document

src/Gui/Document.cpp

@@ -1989,6 +1989,9 @@ bool Document::canClose (bool checkModify, bool checkLink)
     if (checkLink && App::PropertyXLink::getDocumentInList(getDocument()).size())
         return true;
 
+    if (getDocument()->testStatus(App::Document::TempDoc))
+        return true;
+
     bool ok = true;
     if (checkModify && isModified() && !getDocument()->testStatus(App::Document::PartialDoc)) {
         const char *docName = getDocument()->Label.getValue();

src/Gui/MDIView.cpp

@@ -183,6 +183,9 @@ bool MDIView::onHasMsg(const char* pMsg) const
 
 bool MDIView::canClose(void)
 {
+    if (getAppDocument() && getAppDocument()->testStatus(App::Document::TempDoc))
+        return true;
+
     if (!bIsPassive && getGuiDocument() && getGuiDocument()->isLastView()) {
         this->setFocus(); // raises the view to front
         return (getGuiDocument()->canClose(true,true));