Always do recon of 4x4 intra blocks

Even if this 4x4 block isn't at the bottom or right border,
the other 4x4 intra blocks within the same macroblock may
use it for intra prediction.

This fixes intra coded macroblocks in b-frames.

Bug: 22860270

Change-Id: Ifdf48c1b2bbf232e785d6d5b8244aacba1ad3dd6
diff --git a/encoder/ih264e_core_coding.c b/encoder/ih264e_core_coding.c
index 76266d7..5b36aef 100644
--- a/encoder/ih264e_core_coding.c
+++ b/encoder/ih264e_core_coding.c
@@ -1823,27 +1823,19 @@
             /*  itransform                                          */
             /*  iquantization                                       */
             /********************************************************/
-            /* If the frame is not to be used for P frame reference or dumping recon
-             * we only will use the recon for only predicting intra Mbs
-             * This will need only right and bottom edge 4x4 blocks recon
-             * Hence we selectively enable them
-             */
-            if (ps_proc->u4_compute_recon || (0xF888 & (1 << ((b8 << 2) + b4))))
-            {
-                if (u1_nnz)
-                    ps_codec->pf_iquant_itrans_recon_4x4(
-                                    pi2_res_mb, pu1_pred_mb, pu1_ref_mb,
-                                    /*No input stride,*/i4_pred_strd,
-                                    i4_rec_strd, ps_qp_params->pu2_iscale_mat,
-                                    ps_qp_params->pu2_weigh_mat,
-                                    ps_qp_params->u1_qp_div,
-                                    ps_proc->pv_scratch_buff, 0, 0);
-                else
-                    ps_codec->pf_inter_pred_luma_copy(pu1_pred_mb, pu1_ref_mb,
-                                                      i4_pred_strd, i4_rec_strd,
-                                                      BLK_SIZE, BLK_SIZE, NULL,
-                                                      0);
-            }
+            if (u1_nnz)
+                ps_codec->pf_iquant_itrans_recon_4x4(
+                                pi2_res_mb, pu1_pred_mb, pu1_ref_mb,
+                                /*No input stride,*/i4_pred_strd,
+                                i4_rec_strd, ps_qp_params->pu2_iscale_mat,
+                                ps_qp_params->pu2_weigh_mat,
+                                ps_qp_params->u1_qp_div,
+                                ps_proc->pv_scratch_buff, 0, 0);
+            else
+                ps_codec->pf_inter_pred_luma_copy(pu1_pred_mb, pu1_ref_mb,
+                                                  i4_pred_strd, i4_rec_strd,
+                                                  BLK_SIZE, BLK_SIZE, NULL,
+                                                  0);
 
         }