QDoc: Restored QML basic type pages' table of contents.

-QDoc in 5.4 processed QML basic types as separate pages
 but the ToC wasn't added.

Change-Id: I5a887158bacef923e765accac7ee5ca7c2c7a12b
Task-number: QTBUG-40335
Reviewed-by: Martin Smith <martin.smith@digia.com>

src/tools/qdoc/htmlgenerator.cpp

@@ -1406,6 +1406,8 @@ void HtmlGenerator::generateQmlBasicTypePage(QmlBasicTypeNode* qbtn, CodeMarker*
     marker = CodeMarker::markerForLanguage(QLatin1String("QML"));
 
     generateHeader(htmlTitle, qbtn, marker);
+    QList<Section> sections = marker->sections(qbtn, CodeMarker::Summary, CodeMarker::Okay);
+    generateTableOfContents(qbtn,marker,&sections);
     generateTitle(htmlTitle,
                   Text() << qbtn->subTitle(),
                   subTitleSize,