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Diffstat (limited to 'src/mbgl/style/style_impl.hpp')
-rw-r--r-- | src/mbgl/style/style_impl.hpp | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/src/mbgl/style/style_impl.hpp b/src/mbgl/style/style_impl.hpp index c16b82e90b..4573a3966a 100644 --- a/src/mbgl/style/style_impl.hpp +++ b/src/mbgl/style/style_impl.hpp @@ -65,8 +65,7 @@ public: std::vector<const Layer*> getLayers() const; Layer* getLayer(const std::string& id) const; - Layer* addLayer(std::unique_ptr<Layer>, - optional<std::string> beforeLayerID = {}); + Layer* addLayer(std::unique_ptr<Layer>, const optional<std::string>& beforeLayerID = {}); std::unique_ptr<Layer> removeLayer(const std::string& layerID); std::string getName() const; |