Remove unused macros
Remove unused macros

Also available in util.h

Change-Id: I4745d72f57c11c55772d3bf0ef15c09bd86eb5bf

matanbs/vp982,pcwalton/libvpx,Acidburn0zzz/webm.libvpx,shacklettbp/aom,hsueceumd/test_hui,Laknot/libvpx,Distrotech/libvpx,n4t/libvpx,mwgoldsmith/libvpx,jdm/libvpx,Laknot/libvpx,luctrudeau/aom,zofuthan/libvpx,Acidburn0zzz/webm.libvpx,matanbs/vp982,Suvarna1488/webm.libvpx,ittiamvpx/libvpx-1,webmproject/libvpx,pcwalton/libvpx,Laknot/libvpx,mwgoldsmith/libvpx,thdav/aom,Topopiccione/libvpx,jacklicn/webm.libvpx,Maria1099/webm.libvpx,kim42083/webm.libvpx,vasilvv/esvp8,Suvarna1488/webm.libvpx,smarter/aom,altogother/webm.libvpx,cinema6/libvpx,turbulenz/libvpx,Laknot/libvpx,pcwalton/libvpx,gshORTON/webm.libvpx,iniwf/webm.libvpx,jdm/libvpx,cinema6/libvpx,mbebenita/aom,abwiz0086/webm.libvpx,kleopatra999/webm.libvpx,matanbs/webm.libvpx,kim42083/webm.libvpx,ittiamvpx/libvpx-1,Maria1099/webm.libvpx,ittiamvpx/libvpx,felipebetancur/libvpx,liqianggao/libvpx,shyamalschandra/libvpx,ShiftMediaProject/libvpx,iniwf/webm.libvpx,shyamalschandra/libvpx,kim42083/webm.libvpx,webmproject/libvpx,Topopiccione/libvpx,jmvalin/aom,openpeer/libvpx_new,sanyaade-teachings/libvpx,goodleixiao/vpx,zofuthan/libvpx,jmvalin/aom,jacklicn/webm.libvpx,altogother/webm.libvpx,ittiamvpx/libvpx-1,jdm/libvpx,turbulenz/libvpx,Maria1099/webm.libvpx,matanbs/vp982,mwgoldsmith/libvpx,iniwf/webm.libvpx,Acidburn0zzz/webm.libvpx,thdav/aom,ittiamvpx/libvpx,Distrotech/libvpx,thdav/aom,GrokImageCompression/aom,thdav/aom,ittiamvpx/libvpx,shareefalis/libvpx,kalli123/webm.libvpx,jdm/libvpx,webmproject/libvpx,altogother/webm.libvpx,webmproject/libvpx,stewnorriss/libvpx,kleopatra999/webm.libvpx,charup/https---github.com-webmproject-libvpx-,running770/libvpx,mbebenita/aom,hsueceumd/test_hui,n4t/libvpx,abwiz0086/webm.libvpx,kalli123/webm.libvpx,stewnorriss/libvpx,mbebenita/aom,charup/https---github.com-webmproject-libvpx-,jmvalin/aom,GrokImageCompression/aom,sanyaade-teachings/libvpx,mbebenita/aom,openpeer/libvpx_new,VTCSecureLLC/libvpx,turbulenz/libvpx,kalli123/webm.libvpx,mwgoldsmith/libvpx,smarter/aom,pcwalton/libvpx,mbebenita/aom,n4t/libvpx,cinema6/libvpx,kleopatra999/webm.libvpx,zofuthan/libvpx,WebRTC-Labs/libvpx,Suvarna1488/webm.libvpx,ShiftMediaProject/libvpx,jdm/libvpx,shyamalschandra/libvpx,turbulenz/libvpx,VTCSecureLLC/libvpx,vasilvv/esvp8,mwgoldsmith/libvpx,matanbs/vp982,charup/https---github.com-webmproject-libvpx-,hsueceumd/test_hui,matanbs/webm.libvpx,GrokImageCompression/aom,goodleixiao/vpx,hsueceumd/test_hui,Distrotech/libvpx,thdav/aom,smarter/aom,mbebenita/aom,zofuthan/libvpx,liqianggao/libvpx,altogother/webm.libvpx,VTCSecureLLC/libvpx,webmproject/libvpx,cinema6/libvpx,liqianggao/libvpx,pcwalton/libvpx,ittiamvpx/libvpx-1,turbulenz/libvpx,Acidburn0zzz/webm.libvpx,stewnorriss/libvpx,sanyaade-teachings/libvpx,openpeer/libvpx_new,luctrudeau/aom,Maria1099/webm.libvpx,gshORTON/webm.libvpx,vasilvv/esvp8,luctrudeau/aom,ittiamvpx/libvpx,shareefalis/libvpx,WebRTC-Labs/libvpx,shyamalschandra/libvpx,Topopiccione/libvpx,shareefalis/libvpx,luctrudeau/aom,shareefalis/libvpx,hsueceumd/test_hui,reimaginemedia/webm.libvpx,mwgoldsmith/libvpx,running770/libvpx,matanbs/vp982,Topopiccione/libvpx,kim42083/webm.libvpx,mbebenita/aom,reimaginemedia/webm.libvpx,ShiftMediaProject/libvpx,matanbs/webm.libvpx,goodleixiao/vpx,matanbs/vp982,ShiftMediaProject/libvpx,kleopatra999/webm.libvpx,webmproject/libvpx,matanbs/webm.libvpx,felipebetancur/libvpx,hsueceumd/test_hui,Suvarna1488/webm.libvpx,sanyaade-teachings/libvpx,matanbs/webm.libvpx,luctrudeau/aom,Maria1099/webm.libvpx,lyx2014/libvpx_c,charup/https---github.com-webmproject-libvpx-,VTCSecureLLC/libvpx,jacklicn/webm.libvpx,jacklicn/webm.libvpx,turbulenz/libvpx,running770/libvpx,shacklettbp/aom,mwgoldsmith/vpx,openpeer/libvpx_new,stewnorriss/libvpx,iniwf/webm.libvpx,kleopatra999/webm.libvpx,ittiamvpx/libvpx,kleopatra999/webm.libvpx,jdm/libvpx,mbebenita/aom,liqianggao/libvpx,reimaginemedia/webm.libvpx,jacklicn/webm.libvpx,charup/https---github.com-webmproject-libvpx-,zofuthan/libvpx,mwgoldsmith/vpx,turbulenz/libvpx,felipebetancur/libvpx,jmvalin/aom,shacklettbp/aom,iniwf/webm.libvpx,mwgoldsmith/vpx,n4t/libvpx,gshORTON/webm.libvpx,sanyaade-teachings/libvpx,running770/libvpx,ittiamvpx/libvpx,iniwf/webm.libvpx,Distrotech/libvpx,shacklettbp/aom,lyx2014/libvpx_c,turbulenz/libvpx,Suvarna1488/webm.libvpx,Acidburn0zzz/webm.libvpx,mwgoldsmith/vpx,kalli123/webm.libvpx,Acidburn0zzz/webm.libvpx,WebRTC-Labs/libvpx,gshORTON/webm.libvpx,Laknot/libvpx,gshORTON/webm.libvpx,Topopiccione/libvpx,abwiz0086/webm.libvpx,ittiamvpx/libvpx-1,vasilvv/esvp8,felipebetancur/libvpx,kalli123/webm.libvpx,GrokImageCompression/aom,liqianggao/libvpx,running770/libvpx,reimaginemedia/webm.libvpx,charup/https---github.com-webmproject-libvpx-,altogother/webm.libvpx,openpeer/libvpx_new,felipebetancur/libvpx,zofuthan/libvpx,kim42083/webm.libvpx,goodleixiao/vpx,Suvarna1488/webm.libvpx,jmvalin/aom,goodleixiao/vpx,mwgoldsmith/vpx,n4t/libvpx,lyx2014/libvpx_c,reimaginemedia/webm.libvpx,vasilvv/esvp8,vasilvv/esvp8,abwiz0086/webm.libvpx,kim42083/webm.libvpx,stewnorriss/libvpx,abwiz0086/webm.libvpx,cinema6/libvpx,matanbs/webm.libvpx,shacklettbp/aom,stewnorriss/libvpx,felipebetancur/libvpx,Distrotech/libvpx,gshORTON/webm.libvpx,GrokImageCompression/aom,VTCSecureLLC/libvpx,lyx2014/libvpx_c,pcwalton/libvpx,Laknot/libvpx,abwiz0086/webm.libvpx,cinema6/libvpx,WebRTC-Labs/libvpx,smarter/aom,running770/libvpx,smarter/aom,ShiftMediaProject/libvpx,GrokImageCompression/aom,vasilvv/esvp8,ittiamvpx/libvpx-1,mbebenita/aom,lyx2014/libvpx_c,smarter/aom,goodleixiao/vpx,altogother/webm.libvpx,reimaginemedia/webm.libvpx,shyamalschandra/libvpx,Maria1099/webm.libvpx,lyx2014/libvpx_c,shyamalschandra/libvpx,mwgoldsmith/vpx,thdav/aom,cinema6/libvpx,shacklettbp/aom,turbulenz/libvpx,Distrotech/libvpx,WebRTC-Labs/libvpx,jmvalin/aom,Topopiccione/libvpx,VTCSecureLLC/libvpx,luctrudeau/aom,jacklicn/webm.libvpx,openpeer/libvpx_new,shareefalis/libvpx,kalli123/webm.libvpx,liqianggao/libvpx,matanbs/vp982,shareefalis/libvpx