Remove unused functions
Remove unused functions

Change-Id: Iec885af58c95e65814fcb6ab528ce4e0874eb573

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