Merge "removed reference to "LLM" and "x8"" into experimental

test/fdct4x4_test.cc

test/idct_test.cc

test/test.mk

vp9/common/ppc/vp9_idct_altivec.asm

vp9/common/ppc/vp9_systemdependent.c

vp9/common/vp9_idct.c

vp9/common/vp9_rtcd_defs.sh

vp9/common/x86/vp9_idct_sse2.asm

vp9/common/x86/vp9_idct_x86.c

vp9/decoder/vp9_decodframe.c

vp9/decoder/vp9_dequantize.c

vp9/encoder/vp9_dct.c

vp9/encoder/vp9_encodeframe.c

vp9/encoder/vp9_onyx_if.c

vp9/vp9_common.mk