Fix format in set_offsets()

Change-Id: I371297e6ee000e6dc01ba1544763cbed429b0e5a

av1/decoder/decodeframe.c

@@ -445,12 +445,9 @@ static MB_MODE_INFO *set_offsets(AV1_COMMON *const cm, MACROBLOCKD *const xd,
   // passing bsize from decode_partition().
   xd->mi[0]->mbmi.sb_type = bsize;
   for (y = 0; y < y_mis; ++y)
-    for (x = !y; x < x_mis; ++x) {
-      xd->mi[y * cm->mi_stride + x] = xd->mi[0];
-    }
+    for (x = !y; x < x_mis; ++x) xd->mi[y * cm->mi_stride + x] = xd->mi[0];
 
   set_plane_n4(xd, bw, bh, bwl, bhl);
-
   set_skip_context(xd, mi_row, mi_col);
 
   // Distance of Mb to the various image edges. These are specified to 8th pel