Return QObject* instead of Service*

Service* is not understood as return type, QObject is.

src/declarativeimports/core/datasource.cpp

@@ -168,7 +168,7 @@ void DataSource::removeSource(const QString &source)
     }
 }
 
-Plasma::Service *DataSource::serviceForSource(const QString &source)
+QObject* DataSource::serviceForSource(const QString &source)
 {
     if (!m_services.contains(source)) {
         Plasma::Service *service = m_dataEngine->serviceForSource(source);

src/declarativeimports/core/datasource.h

@@ -98,7 +98,7 @@ public:
      * @returns a Plasma::Service given a source name
      * @arg QString source source name we want a service of
      */
-    Q_INVOKABLE Plasma::Service *serviceForSource(const QString &source);
+    Q_INVOKABLE QObject* serviceForSource(const QString &source);
 
     /**
      * Connect a new source. It adds it to connectedSources