[glom] signal_reemitter: Use the newer sigc::signal syntax.

[Murray Cumming <murrayc src gnome org>]

commit 00ea08ce349ee8ade23cf33ce75cd782d2a6d771
Author: Murray Cumming <murrayc murrayc com>
Date:   Fri Dec 16 16:41:53 2016 +0100

    signal_reemitter: Use the newer sigc::signal syntax.

 glom/signal_reemitter.h |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/glom/signal_reemitter.h b/glom/signal_reemitter.h
index d678aeb..a2aca22 100644
--- a/glom/signal_reemitter.h
+++ b/glom/signal_reemitter.h
@@ -63,7 +63,7 @@ void signal_connect_for_reemit_0args(T_sig_to_catch sig_to_catch, const T_sig_to
  * @param sig_to_emit The signal to emit when @a sig_to_catch is handled.
  */
 template<class T_arg1, class T_sig_to_emit>
-void signal_connect_for_reemit_1arg(sigc::signal1<void, T_arg1> sig_to_catch, const T_sig_to_emit& 
sig_to_emit)
+void signal_connect_for_reemit_1arg(sigc::signal<void(T_arg1)> sig_to_catch, const T_sig_to_emit& 
sig_to_emit)
 {
   sig_to_catch.connect( sigc::bind( sigc::ptr_fun(&reemit_1arg<T_sig_to_emit, T_arg1>), sig_to_emit) );
 }
@@ -73,7 +73,7 @@ void signal_connect_for_reemit_1arg(sigc::signal1<void, T_arg1> sig_to_catch, co
  * @param sig_to_emit The signal to emit when @a sig_to_catch is handled.
  */
 template<class T_arg1, class T_arg2, class T_sig_to_emit>
-void signal_connect_for_reemit_2args(sigc::signal2<void, T_arg1, T_arg2> sig_to_catch, const T_sig_to_emit& 
sig_to_emit)
+void signal_connect_for_reemit_2args(sigc::signal<void(T_arg1, T_arg2)> sig_to_catch, const T_sig_to_emit& 
sig_to_emit)
 {
   sig_to_catch.connect( sigc::bind( sigc::ptr_fun(&reemit_2args<T_sig_to_emit, T_arg1, T_arg2>), 
sig_to_emit) );
 }