1 files changed, 0 insertions, 6 deletions
diff --git a/src/mbgl/style/layer_impl.cpp b/src/mbgl/style/layer_impl.cpp
index 7a0195c55c..5840318724 100644
--- a/src/mbgl/style/layer_impl.cpp
+++ b/src/mbgl/style/layer_impl.cpp
@@ -4,19 +4,13 @@ namespace mbgl {
 namespace style {
 
 std::unique_ptr<Layer> Layer::Impl::copy(const std::string& id_,
-                                         const std::string& ref_,
                                          const std::string& source_) const {
     std::unique_ptr<Layer> result = clone();
     result->baseImpl->id = id_;
-    result->baseImpl->ref = ref_;
     result->baseImpl->source = source_;
     return result;
 }
 
-const std::string& Layer::Impl::bucketName() const {
-    return ref.empty() ? id : ref;
-}
-
 bool Layer::Impl::hasRenderPass(RenderPass pass) const {
     return bool(passes & pass);
 }