removed duplication

Change-Id: Ica23b66f6664e5a5b168499584f0afffbc54794f

vp9/encoder/vp9_onyx_if.c

@@ -772,8 +772,6 @@ void vp9_set_speed_features(VP9_COMP *cpi) {
 #endif
       sf->use_avoid_tested_higherror = 1;
       sf->adaptive_rd_thresh = 1;
-      sf->last_chroma_intra_mode = TM_PRED;
-
       if (speed == 1) {
         sf->comp_inter_joint_search_thresh = BLOCK_SIZE_TYPES;
         sf->less_rectangular_check  = 1;