[ARI] Remove trailing new-line in argument of call to warning.

gdb/ChangeLog:

        * nat/linux-procfs.c (linux_proc_attach_tgid_threads):
        Remove trailing new-line in argument of call to warning.
diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 7ee17d7..bb66830 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,5 +1,10 @@
 2015-01-13  Joel Brobecker  <brobecker@adacore.com>
 
+	* nat/linux-procfs.c (linux_proc_attach_tgid_threads):
+	Remove trailing new-line in argument of call to warning.
+
+2015-01-13  Joel Brobecker  <brobecker@adacore.com>
+
 	* linux-nat.c (attach_proc_task_lwp_callback): Remove trailing
 	new-line in argument of call to "warning".
 
diff --git a/gdb/nat/linux-procfs.c b/gdb/nat/linux-procfs.c
index 00b6a70..5dd2b92 100644
--- a/gdb/nat/linux-procfs.c
+++ b/gdb/nat/linux-procfs.c
@@ -212,7 +212,7 @@
   dir = opendir (pathname);
   if (dir == NULL)
     {
-      warning (_("Could not open /proc/%ld/task.\n"), (long) pid);
+      warning (_("Could not open /proc/%ld/task."), (long) pid);
       return;
     }