QmlJSTools: Fix autotest

Remove checking of "TabWidget" element from autotest (got removed
in one of the welcome screen rewrites).

Task-number: QTCREATORBUG-7835
Change-Id: Ic420586eec4195ed8e5de414e88cdf95f451dbd7
Reviewed-by: Christian Kandeler <christian.kandeler@digia.com>

src/plugins/qmljstools/qmljstools_test.cpp

@@ -80,10 +80,6 @@ void QmlJSTools::Internal::QmlJSToolsPlugin::test_basic()
     QVERIFY(ovItem);
     QCOMPARE(ovItem->className(), QString("Item"));
     QCOMPARE(context->imports(doc.data())->info("Item", context.data()).name(), QString("QtQuick"));
-    const ObjectValue *ovTabWidget = context->lookupType(doc.data(), QStringList() << "TabWidget");
-    QVERIFY(ovTabWidget);
-    QCOMPARE(ovTabWidget->className(), QString("TabWidget"));
-    QCOMPARE(ovTabWidget->prototype(context)->className(), QString("Item"));
 
     const ObjectValue *ovProperty = context->lookupType(doc.data(), QStringList() << "Item" << "states");
     QVERIFY(ovProperty);