3 files changed, 4 insertions, 4 deletions
diff --git a/chart2/source/controller/main/SelectionHelper.cxx b/chart2/source/controller/main/SelectionHelper.cxx
index a7869d732156..8389fe4e932c 100644
--- a/chart2/source/controller/main/SelectionHelper.cxx
+++ b/chart2/source/controller/main/SelectionHelper.cxx
@@ -409,7 +409,7 @@ OUString SelectionHelper::getHitObjectCID(
     //accept only named objects while searching for the object to select
     if( !findNamedParent( pNewObj, aRet, true ) )
     {
-        aRet = OUString();
+        aRet.clear();
     }
 
     OUString aPageCID( ObjectIdentifier::createClassifiedIdentifier( OBJECTTYPE_PAGE, OUString() ) );//@todo read CID from model
diff --git a/chart2/source/tools/InternalDataProvider.cxx b/chart2/source/tools/InternalDataProvider.cxx
index 1452af7c5791..27de75e50672 100644
--- a/chart2/source/tools/InternalDataProvider.cxx
+++ b/chart2/source/tools/InternalDataProvider.cxx
@@ -542,7 +542,7 @@ InternalDataProvider::createDataSequenceFromArray( const OUString& rArrayStr, co
                     aElem = OUString(pElem, p-pElem);
                 aRawElems.push_back(aElem);
                 pElem = NULL;
-                aElem = OUString();
+                aElem.clear();
 
                 ++p; // Skip '"'.
                 if (p == pEnd)
@@ -560,7 +560,7 @@ InternalDataProvider::createDataSequenceFromArray( const OUString& rArrayStr, co
                 aElem = OUString(pElem, p-pElem);
             aRawElems.push_back(aElem);
             pElem = NULL;
-            aElem = OUString();
+            aElem.clear();
         }
         else if (!pElem)
             pElem = p;
diff --git a/chart2/source/view/diagram/VDiagram.cxx b/chart2/source/view/diagram/VDiagram.cxx
index 7cd278903c3e..9f5db9926456 100644
--- a/chart2/source/view/diagram/VDiagram.cxx
+++ b/chart2/source/view/diagram/VDiagram.cxx
@@ -497,7 +497,7 @@ void VDiagram::createShapes_3d()
 
         OUString aWallCID( ObjectIdentifier::createClassifiedIdentifier( OBJECTTYPE_DIAGRAM_WALL, OUString() ) );//@todo read CID from model
         if( !bAddFloorAndWall )
-            aWallCID = OUString();
+            aWallCID.clear();
         uno::Reference< drawing::XShapes > xWallGroup_Shapes( m_pShapeFactory->createGroup3D( xOuterGroup_Shapes, aWallCID ) );
 
         CuboidPlanePosition eLeftWallPos( ThreeDHelper::getAutomaticCuboidPlanePositionForStandardLeftWall( uno::Reference< beans::XPropertySet >( m_xDiagram, uno::UNO_QUERY ) ) );