Remove rect_intra_pred experimental flag.

This has been cleared by Tapas.

Change-Id: Ie62ffe84d2b285ae83939e7bcc354c2964fb5938

av1/common/reconintra.c

@@ -47,7 +47,7 @@ enum {
 #define INTRA_USES_EXT_TRANSFORMS \
   (CONFIG_EXT_INTER || (CONFIG_RECT_TX && (CONFIG_VAR_TX || CONFIG_EXT_TX)))
 #define INTRA_USES_RECT_TRANSFORMS \
-  (CONFIG_RECT_INTRA_PRED && CONFIG_RECT_TX && (CONFIG_VAR_TX || CONFIG_EXT_TX))
+  (CONFIG_RECT_TX && (CONFIG_VAR_TX || CONFIG_EXT_TX))
 
 static const uint8_t extend_modes[INTRA_MODES] = {
   NEED_ABOVE | NEED_LEFT,                   // DC

build/cmake/aom_config_defaults.cmake

@@ -186,7 +186,6 @@ set(CONFIG_PVQ 0 CACHE NUMBER "AV1 experiment flag.")
 set(CONFIG_Q_ADAPT_PROBS 0 CACHE NUMBER "AV1 experiment flag.")
 set(CONFIG_RAWBITS 0 CACHE NUMBER "AV1 experiment flag.")
 set(CONFIG_RD_DEBUG 0 CACHE NUMBER "AV1 experiment flag.")
-set(CONFIG_RECT_INTRA_PRED 1 CACHE NUMBER "AV1 experiment flag.")
 set(CONFIG_RECT_TX 1 CACHE NUMBER "AV1 experiment flag.")
 set(CONFIG_RECT_TX_EXT 0 CACHE NUMBER "AV1 experiment flag.")
 set(CONFIG_REFERENCE_BUFFER 1 CACHE NUMBER "AV1 experiment flag.")

configure

@@ -331,7 +331,6 @@ EXPERIMENT_LIST="
     ext_comp_refs
     smooth_hv
     var_refs
-    rect_intra_pred
     lgt
     sbl_symbol
     ncobmc_adapt_weight
@@ -528,7 +527,6 @@ post_process_cmdline() {
     soft_enable ext_comp_refs
     soft_enable smooth_hv
     soft_enable parallel_deblocking
-    soft_enable rect_intra_pred
     soft_enable convolve_round
     soft_enable aom_qm
     soft_enable dist_8x8