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-rw-r--r--chart2/source/inc/ExplicitCategoriesProvider.hxx2
-rw-r--r--chart2/source/inc/chartview/DrawModelWrapper.hxx4
2 files changed, 3 insertions, 3 deletions
diff --git a/chart2/source/inc/ExplicitCategoriesProvider.hxx b/chart2/source/inc/ExplicitCategoriesProvider.hxx
index 60de98f6a00a..54763be4e8a2 100644
--- a/chart2/source/inc/ExplicitCategoriesProvider.hxx
+++ b/chart2/source/inc/ExplicitCategoriesProvider.hxx
@@ -59,7 +59,7 @@ public:
css::uno::Reference< css::chart2::data::XDataSequence > getOriginalCategories();
- css::uno::Sequence< OUString > getSimpleCategories();
+ css::uno::Sequence< OUString > const & getSimpleCategories();
const std::vector<ComplexCategory>* getCategoriesByLevel( sal_Int32 nLevel );
static OUString getCategoryByIndex(
diff --git a/chart2/source/inc/chartview/DrawModelWrapper.hxx b/chart2/source/inc/chartview/DrawModelWrapper.hxx
index 20cbcae441c3..91ac42c19734 100644
--- a/chart2/source/inc/chartview/DrawModelWrapper.hxx
+++ b/chart2/source/inc/chartview/DrawModelWrapper.hxx
@@ -51,11 +51,11 @@ public:
css::uno::Reference< css::lang::XMultiServiceFactory > getShapeFactory();
// the main page will contain the normal view objects
- css::uno::Reference< css::drawing::XDrawPage > getMainDrawPage();
+ css::uno::Reference< css::drawing::XDrawPage > const & getMainDrawPage();
SAL_DLLPRIVATE void clearMainDrawPage();
// the extra page is not visible, but contains some extras like the symbols for data points
- css::uno::Reference< css::drawing::XDrawPage > getHiddenDrawPage();
+ css::uno::Reference< css::drawing::XDrawPage > const & getHiddenDrawPage();
static css::uno::Reference< css::drawing::XShapes >
getChartRootShape( const css::uno::Reference< css::drawing::XDrawPage>& xPage );