hevc/rext: remove warning for cross component prediction

cherry picked from commit fb595102593c94179502bb1967f978a1d99cc7cb
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

libavcodec/hevc_ps.c

@@ -1088,10 +1088,6 @@ static int pps_range_extensions(HEVCContext *s, HEVCPPS *pps, HEVCSPS *sps) {
         pps->log2_max_transform_skip_block_size = get_ue_golomb_long(gb) + 2;
     }
     pps->cross_component_prediction_enabled_flag = get_bits1(gb);
-    if (pps->cross_component_prediction_enabled_flag) {
-        av_log(s->avctx, AV_LOG_WARNING,
-               "cross_component_prediction_enabled_flag is not yet implemented.\n");
-    }
     pps->chroma_qp_offset_list_enabled_flag = get_bits1(gb);
     if (pps->chroma_qp_offset_list_enabled_flag) {
         pps->diff_cu_chroma_qp_offset_depth = get_ue_golomb_long(gb);
@@ -1319,8 +1315,6 @@ int ff_hevc_decode_nal_pps(HEVCContext *s)
         int pps_range_extensions_flag = get_bits1(gb);
         /* int pps_extension_7bits = */ get_bits(gb, 7);
         if (sps->ptl.general_ptl.profile_idc == FF_PROFILE_HEVC_REXT && pps_range_extensions_flag) {
-            av_log(s->avctx, AV_LOG_WARNING,
-                   "PPS extension flag is partially implemented.\n");
             pps_range_extensions(s, pps, sps);
         }
     }