use for-range on Sequence in chart2

Change-Id: Ief02e5d5284b0cbad26b04c0a282dccfee577b90
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/94398
Tested-by: Jenkins
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>

1 files changed, 3 insertions, 3 deletions

diff --git a/chart2/source/model/template/StockDataInterpreter.cxx b/chart2/source/model/template/StockDataInterpreter.cxx
index d2ad7b296604..15c2891975ad 100644
--- a/chart2/source/model/template/StockDataInterpreter.cxx
+++ b/chart2/source/model/template/StockDataInterpreter.cxx
@@ -282,14 +282,14 @@ sal_Bool SAL_CALL StockDataInterpreter::isDataCompatible(
     // 2. b. candlestick
     {
         OSL_ASSERT( aInterpretedData.Series.getLength() > (bHasVolume ? 1 : 0));
-        Sequence< Reference< XDataSeries > > aSeries( aInterpretedData.Series[(bHasVolume ? 1 : 0)] );
+        const Sequence< Reference< XDataSeries > > aSeries( aInterpretedData.Series[(bHasVolume ? 1 : 0)] );
         if(!aSeries.hasElements())
             return false;
-        for( sal_Int32 i=0; i<aSeries.getLength(); ++i )
+        for( Reference< XDataSeries > const & dataSeries : aSeries )
         {
             try
             {
-                Reference< data::XDataSource > xSrc( aSeries[i], uno::UNO_QUERY_THROW );
+                Reference< data::XDataSource > xSrc( dataSeries, uno::UNO_QUERY_THROW );
                 Sequence< Reference< data::XLabeledDataSequence > > aSeq( xSrc->getDataSequences());
                 if( aSeq.getLength() != nNumberOfNecessarySequences )
                     return false;