Merge "Remove one (unused) entry from mvref tables." into experimental

diff --cc vp9/common/vp9_onyxc_int.h
Simple merge

diff --cc vp9/decoder/vp9_decodframe.c
Simple merge

diff --cc vp9/encoder/vp9_bitstream.c
Simple merge

diff --cc vp9/encoder/vp9_onyx_if.c
Simple merge

diff --cc vp9/encoder/vp9_onyx_int.h
Simple merge