QmlDesigner.DesignDocument: code cleanup

Change-Id: Ib71117cb5726662b4212f99a7c4136005273ae66
Reviewed-by: Marco Bubke <marco.bubke@digia.com>

src/plugins/qmldesigner/components/integration/designdocument.cpp

@@ -257,8 +257,6 @@ void DesignDocument::loadDocument(QPlainTextEdit *edit)
 
     m_inFileComponentTextModifier.reset();
 
-    //masterModel = Model::create(textModifier, searchPath, errors);
-
     updateFileName(QString(), fileName());
 
     m_subComponentManager->update(QUrl::fromLocalFile(fileName()), currentModel()->imports());