1 files changed, 0 insertions, 50 deletions
diff --git a/src/mbgl/style/group_by_layout.cpp b/src/mbgl/style/group_by_layout.cpp
deleted file mode 100644
index b15fe1ca0d..0000000000
--- a/src/mbgl/style/group_by_layout.cpp
+++ /dev/null
@@ -1,50 +0,0 @@
-#include <mbgl/style/group_by_layout.hpp>
-#include <mbgl/style/layer.hpp>
-#include <mbgl/style/layer_impl.hpp>
-#include <mbgl/style/conversion/stringify.hpp>
-#include <mbgl/util/rapidjson.hpp>
-
-#include <rapidjson/writer.h>
-#include <rapidjson/stringbuffer.h>
-
-#include <unordered_map>
-
-namespace mbgl {
-namespace style {
-
-std::string layoutKey(const Layer& layer) {
-    using namespace conversion;
-
-    rapidjson::StringBuffer s;
-    rapidjson::Writer<rapidjson::StringBuffer> writer(s);
-
-    writer.StartArray();
-    writer.Uint(static_cast<uint32_t>(layer.type));
-    writer.String(layer.baseImpl->source);
-    writer.String(layer.baseImpl->sourceLayer);
-    writer.Double(layer.baseImpl->minZoom);
-    writer.Double(layer.baseImpl->maxZoom);
-    writer.Uint(static_cast<uint32_t>(layer.baseImpl->visibility));
-    stringify(writer, layer.baseImpl->filter);
-    layer.baseImpl->stringifyLayout(writer);
-    writer.EndArray();
-
-    return s.GetString();
-}
-
-std::vector<std::vector<const Layer*>> groupByLayout(const std::vector<std::unique_ptr<Layer>>& layers) {
-    std::unordered_map<std::string, std::vector<const Layer*>> map;
-    for (auto& layer : layers) {
-        map[layoutKey(*layer)].push_back(layer.get());
-    }
-
-    std::vector<std::vector<const Layer*>> result;
-    for (auto& pair : map) {
-        result.push_back(pair.second);
-    }
-
-    return result;
-}
-
-} // namespace style
-} // namespace mbgl