Fix winodws warning.
Fix winodws warning.

Const is not needed on the function parameter.

Change-Id: I38c2a7317cb6f42f70bbddfde9a2cd18d65ceb1c

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