Use for-range loops in chart2 (part1)

Change-Id: I9310a6dc79d47f9058df8a3b463667389af1b2cb
Reviewed-on: https://gerrit.libreoffice.org/50672
Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Julien Nabet <serval2412@yahoo.fr>

1 files changed, 2 insertions, 4 deletions

diff --git a/chart2/source/tools/DataSeriesHelper.cxx b/chart2/source/tools/DataSeriesHelper.cxx
index d946b3f9a62c..e05c014cddce 100644
--- a/chart2/source/tools/DataSeriesHelper.cxx
+++ b/chart2/source/tools/DataSeriesHelper.cxx
@@ -422,12 +422,10 @@ void setStackModeAtSeries(
             aAxisIndexSet.insert(0);
         }
 
-        for( std::set< sal_Int32 >::const_iterator aIt = aAxisIndexSet.begin();
-            aIt != aAxisIndexSet.end(); ++aIt )
+        for (auto const& axisIndex : aAxisIndexSet)
         {
-            sal_Int32 nAxisIndex = *aIt;
             Reference< chart2::XAxis > xAxis(
-                xCorrespondingCoordinateSystem->getAxisByDimension( 1, nAxisIndex ));
+                xCorrespondingCoordinateSystem->getAxisByDimension(1, axisIndex));
             if( xAxis.is())
             {
                 bool bPercent = (eStackMode == StackMode::YStackedPercent);