Clean up GF_GROUP data structure
Remove unused ref_frame_disp_idx and ref_frame_gop_idx.
BUG=aomedia:2728
Change-Id: I6e7e67c79b0ffab58abc541dd3d6765770d6309c
diff --git a/av1/encoder/firstpass.h b/av1/encoder/firstpass.h
index c4261db..6f85d48 100644
--- a/av1/encoder/firstpass.h
+++ b/av1/encoder/firstpass.h
@@ -175,8 +175,6 @@
// frame.
unsigned char cur_frame_idx[MAX_STATIC_GF_GROUP_LENGTH];
unsigned char frame_disp_idx[MAX_STATIC_GF_GROUP_LENGTH];
- int ref_frame_disp_idx[MAX_STATIC_GF_GROUP_LENGTH][REF_FRAMES];
- int ref_frame_gop_idx[MAX_STATIC_GF_GROUP_LENGTH][REF_FRAMES];
// TODO(jingning): Unify the data structure used here after the new control
// mechanism is in place.