1 files changed, 5 insertions, 7 deletions
diff --git a/chart2/source/controller/accessibility/ChartElementFactory.hxx b/chart2/source/controller/accessibility/ChartElementFactory.hxx
index 2d0b29b9cb2a..08ae64598bc7 100644
--- a/chart2/source/controller/accessibility/ChartElementFactory.hxx
+++ b/chart2/source/controller/accessibility/ChartElementFactory.hxx
@@ -16,12 +16,12 @@
  *   except in compliance with the License. You may obtain a copy of
  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  */
-#ifndef INCLUDED_CHART2_SOURCE_CONTROLLER_ACCESSIBILITY_CHARTELEMENTFACTORY_HXX
-#define INCLUDED_CHART2_SOURCE_CONTROLLER_ACCESSIBILITY_CHARTELEMENTFACTORY_HXX
+#pragma once
+
+#include <rtl/ref.hxx>
 
 namespace chart
 {
-
 class AccessibleBase;
 struct AccessibleElementInfo;
 
@@ -31,11 +31,9 @@ public:
     /** @return a newly created object (using the new operator) that corresponds
                 to the given unique id
      */
-    static AccessibleBase* CreateChartElement( const AccessibleElementInfo& rAccInfo );
+    static rtl::Reference<AccessibleBase> CreateChartElement(const AccessibleElementInfo& rAccInfo);
 };
 
-}  // namespace chart
-
-#endif
+} // namespace chart
 
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