vim-patch:8.1.1689: profiling code is spread out

Problem:    Profiling code is spread out.
Solution:   Move more profiling code to profiler.c. (Yegappan Lakshmanan,
            closes vim/vim#4668)
660a10ad41

src/nvim/eval/userfunc.h

@@ -4,6 +4,11 @@
 #include "nvim/eval/typval.h"
 #include "nvim/ex_cmds_defs.h"
 
+// From user function to hashitem and back.
+#define UF2HIKEY(fp) ((fp)->uf_name)
+#define HIKEY2UF(p)  ((ufunc_T *)(p - offsetof(ufunc_T, uf_name)))
+#define HI2UF(hi)    HIKEY2UF((hi)->hi_key)
+
 ///< Structure used by trans_function_name()
 typedef struct {
   dict_T *fd_dict;  ///< Dictionary used.