Merge bug26117

1 files changed, 5 insertions, 7 deletions

diff --git a/src/gm.erl b/src/gm.erl
index 2ed2fcf17c..9a51bfc28f 100644
--- a/src/gm.erl
+++ b/src/gm.erl
@@ -476,8 +476,8 @@
 %% joined/2 before receiving any messages from it; and (2) we will not
 %% see members die that we have not seen born (or supplied in the
 %% members to joined/2).
--callback members_changed(Args :: term(), Births :: [pid()],
-                          Deaths :: [pid()], Live :: [pid()]) ->
+-callback members_changed(Args :: term(),
+                          Births :: [pid()], Deaths :: [pid()]) ->
     ok | {stop, Reason :: term()} | {become, Module :: atom(), Args :: any()}.
 
 %% Supplied with Args provided in start_link, the sender, and the
@@ -496,7 +496,7 @@
 -else.
 
 behaviour_info(callbacks) ->
-    [{joined, 2}, {members_changed, 4}, {handle_msg, 3}, {terminate, 2}];
+    [{joined, 2}, {members_changed, 3}, {handle_msg, 3}, {terminate, 2}];
 behaviour_info(_Other) ->
     undefined.
 
@@ -685,8 +685,7 @@ handle_cast({validate_members, OldMembers},
     Deaths = OldMembers -- NewMembers,
     case {Births, Deaths} of
         {[], []}  -> noreply(State);
-        _         -> Result = Module:members_changed(
-                                Args, Births, Deaths, NewMembers),
+        _         -> Result = Module:members_changed(Args, Births, Deaths),
                      handle_callback_result({Result, State})
     end;
 
@@ -1399,8 +1398,7 @@ callback_view_changed(Args, Module, OldView, NewView) ->
     case {Births, Deaths} of
         {[], []} -> ok;
         _        -> Module:members_changed(
-                      Args, get_pids(Births), get_pids(Deaths),
-                      get_pids(NewMembers))
+                      Args, get_pids(Births), get_pids(Deaths))
     end.
 
 handle_callback_result({Result, State}) ->