QmlJS: Add quick fix to wrap element in Loader.

Change-Id: Ie8b1624abfd9faa8c6153ad99e48964d597d543c
Reviewed-by: Roberto Raggi <roberto.raggi@nokia.com>

src/plugins/qmljseditor/qmljsquickfixassist.h

@@ -52,7 +52,7 @@ public:
 
     const SemanticInfo &semanticInfo() const;
     QmlJSTools::QmlJSRefactoringFilePtr currentFile() const;
-    QWidget *widget() const;
+    QmlJSTextEditorWidget *editor() const;
 
 private:
     QmlJSTextEditorWidget *m_editor;