dnn: added trace macros

modules/dnn/src/layers/split_layer.cpp

@@ -80,6 +80,9 @@ public:
 
     void forward(std::vector<Mat*> &inputs, std::vector<Mat> &outputs, std::vector<Mat> &internals)
     {
+        CV_TRACE_FUNCTION();
+        CV_TRACE_ARG_VALUE(name, "name", name.c_str());
+
         for (size_t i = 0; i < outputs.size(); i++)
         {
             CV_Assert(inputs[0]->total() == outputs[i].total());