Use AOMMIN instead of clamp

Change-Id: I9d1eca4294f0c70373c0446108a97a37469cd25c

av1/av1_cx_iface.c

diff --git a/av1/av1_cx_iface.c b/av1/av1_cx_iface.c
index f494b2b..08e48cb 100644
--- a/av1/av1_cx_iface.c
+++ b/av1/av1_cx_iface.c
@@ -1370,7 +1370,7 @@
   // temporal filtering result).
   if (oxcf->mode == GOOD && gf_cfg->lag_in_frames >= 32 &&
       gf_cfg->lag_in_frames < 39)
-    gf_cfg->lag_in_frames = clamp(39, 0, MAX_LAG_BUFFERS);
+    gf_cfg->lag_in_frames = AOMMIN(39, MAX_LAG_BUFFERS);
 
   gf_cfg->enable_auto_arf = extra_cfg->enable_auto_alt_ref;
   gf_cfg->enable_auto_brf = extra_cfg->enable_auto_bwd_ref;