Exclude two pass stats for realtime only build

Change-Id: I5edb9bc501d968952ebd57cca8380ab1f9c79407

av1/av1_cx_iface.c

diff --git a/av1/av1_cx_iface.c b/av1/av1_cx_iface.c
index 45da020..e0f3ef5 100644
--- a/av1/av1_cx_iface.c
+++ b/av1/av1_cx_iface.c
@@ -2406,16 +2406,20 @@
                   priv->ppi->parallel_cpi[i],
                   priv->ppi->parallel_cpi[i]->oxcf.max_threads));
         }
+#if !CONFIG_REALTIME_ONLY
         priv->ppi->parallel_cpi[i]->twopass_frame.stats_in =
             priv->ppi->twopass.stats_buf_ctx->stats_in_start;
+#endif
       }
       priv->ppi->cpi = priv->ppi->parallel_cpi[0];
 #else
       res = create_context_and_bufferpool(priv->ppi, &priv->ppi->cpi,
                                           &priv->buffer_pool, &priv->oxcf,
                                           ENCODE_STAGE, -1);
+#if !CONFIG_REALTIME_ONLY
       priv->ppi->cpi->twopass_frame.stats_in =
           priv->ppi->twopass.stats_buf_ctx->stats_in_start;
+#endif
 #endif  // CONFIG_FRAME_PARALLEL_ENCODE
 
       // Create another compressor if look ahead is enabled