Refactor nonrd_use_partition coding process
Refactor nonrd_use_partition coding process

This commit integrates the non-RD mode decision process and the
encoding process into a single recursion scheme.

Change-Id: I6a7e72a0b84d567554801ebbe01ec75d54c1f77d

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