[PATCH] Fix OpenBSD build error.

[cbiesinger@chromium.org]

From: Kamil Rytarowski <n54@gmx.com>

This was likely introduced by 5b6d1e4fa4fc6827c7b3f0e99ff120dfa14d65d2

gdb/ChangeLog:

2020-04-15  Kamil Rytarowski  <n54@gmx.com>

	* obsd-nat.c (obsd_nat_target::update_thread_list): Pass "this" to
	thread functions.
	(obsd_nat_target::wait): Likewise.

Change-Id: Ib8d11238c55e0ebdbcf127d1f28c9693c785527a
---
 gdb/obsd-nat.c | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/gdb/obsd-nat.c b/gdb/obsd-nat.c
index faef8ff7d3..b1f3d0b1b4 100644
--- a/gdb/obsd-nat.c
+++ b/gdb/obsd-nat.c
@@ -59,12 +59,12 @@ obsd_nat_target::update_thread_list ()
     {
       ptid_t ptid = ptid_t (pid, pts.pts_tid, 0);
 
-      if (!in_thread_list (ptid))
+      if (!in_thread_list (this, ptid))
 	{
 	  if (inferior_ptid.lwp () == 0)
-	    thread_change_ptid (inferior_ptid, ptid);
+	    thread_change_ptid (this, inferior_ptid, ptid);
 	  else
-	    add_thread (ptid);
+	    add_thread (this, ptid);
 	}
 
       if (ptrace (PT_GET_THREAD_NEXT, pid, (caddr_t)&pts, sizeof pts) == -1)
@@ -147,12 +147,12 @@ obsd_nat_target::wait (ptid_t ptid, struct target_waitstatus *ourstatus,
 	}
 
       ptid = ptid_t (pid, pe.pe_tid, 0);
-      if (!in_thread_list (ptid))
+      if (!in_thread_list (this, ptid))
 	{
 	  if (inferior_ptid.lwp () == 0)
-	    thread_change_ptid (inferior_ptid, ptid);
+	    thread_change_ptid (this, inferior_ptid, ptid);
 	  else
-	    add_thread (ptid);
+	    add_thread (this, ptid);
 	}
     }
 
-- 
2.26.0.110.g2183baf09c-goog