Merge changes from topic 'missing-proto'

* changes:
  vp9_frame_scale_ssse3.c: make 2 functions static
  vp9_pickmode.c: make function static
  vp9_noise_estimate.c: make function static
  vp9_aq_360.c: add missing include
  vp9_idct_intrin_sse2: add missing vp9_rtcd.h include
  vpx_dsp/*.[hc]: add missing vpx_dsp_rtcd.h include

diff --cc vp9/encoder/vp9_noise_estimate.c
Simple merge