ConsoleItem: Return copy of QString instead of ref

Change-Id: Ibe8d5aa103c2fd4c40fe4be8445e49ca822049a3
Reviewed-by: Aurindam Jana <aurindam.jana@digia.com>

src/libs/qmljs/consoleitem.cpp

@@ -144,7 +144,7 @@ void ConsoleItem::setText(const QString &text)
     }
 }
 
-const QString &ConsoleItem::text() const
+QString ConsoleItem::text() const
 {
     return m_text;
 }

src/libs/qmljs/consoleitem.h

@@ -66,7 +66,7 @@ public:
     bool detachChild(int position);
     int childNumber() const;
     void setText(const QString &text);
-    const QString &text() const;
+    QString text() const;
     QString expression() const;
 
 private: