[balsa] We no longer ever define BALSA_DEBUG_THREADS

[Peter Bloomfield <peterb src gnome org>]

commit ae397d8c9a4a3ebb3e4bc2cd153cb75b6aef0b25
Author: Peter Bloomfield <PeterBloomfield bellsouth net>
Date:   Sat Sep 23 11:10:43 2017 -0400

    We no longer ever define BALSA_DEBUG_THREADS
    
        * src/balsa-app.c (balsa_find_iter_by_data): we no longer ever define
        BALSA_DEBUG_THREADS.

 ChangeLog       |    5 +++++
 src/balsa-app.c |    4 ----
 2 files changed, 5 insertions(+), 4 deletions(-)
---
diff --git a/ChangeLog b/ChangeLog
index 68fc2d7..2e4f48e 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,10 @@
 2017-09-23  Peter Bloomfield  <pbloomfield bellsouth net>
 
+       * src/balsa-app.c (balsa_find_iter_by_data): we no longer ever define
+       BALSA_DEBUG_THREADS.
+
+2017-09-23  Peter Bloomfield  <pbloomfield bellsouth net>
+
        Remove 'debug-threads' option
 
        * meson.build: do not use it.
diff --git a/src/balsa-app.c b/src/balsa-app.c
index 45dd90b..9f9782a 100644
--- a/src/balsa-app.c
+++ b/src/balsa-app.c
@@ -752,10 +752,6 @@ balsa_find_iter_by_data(GtkTreeIter * iter , gpointer data)
 
     /* We may call it from initial config, it's ok for
        mblist_tree_store not to exist. */
-#ifdef BALSA_DEBUG_THREADS
-    if (libbalsa_am_i_subthread())
-        g_warning("%s sub-thread!\n", __func__);
-#endif
     if(!balsa_app.mblist_tree_store)
         return FALSE;