removed unused function

src/gproc.app.src

@@ -5,7 +5,7 @@
 {application, gproc,
  [
   {description, "GPROC"},
-  {vsn, "0.2.4"},
+  {vsn, "0.2.5"},
   {id, "GPROC"},
   {registered, [ ] },
   %% NOTE: do not list applications which are load-only!

src/gproc.erl

@@ -1220,10 +1220,6 @@ type(props) -> p;
 type(counters) -> c;
 type(aggr_counters) -> a.
 
-keypat(Context) ->
-    {S,T} = get_s_t(Context),
-    {{T,S,'_'},'_'}.
-
 rev_keypat(Context) ->
     {S,T} = get_s_t(Context),
     {T,S,'_'}.