Change the predictor function to pass left pixel
Change the predictor function to pass left pixel

instead of pointer to the source.

Change-Id: Ia2c8e17c3140709a825c2f85a88c5e31bd6e462f

abwiz0086/webm.libwebp,ttyangf/libwebp,Distrotech/libwebp,abwiz0086/webm.libwebp,zofuthan/libwebp,keane83/BLE_IM,PKRoma/libwebp,iniwf/webm.libwebp,jacklicn/libwebp,PKRoma/libwebp,matanbs/webm.libwebp,jiehu5114/libwebp,yohunl/libwebp,jiehu5114/libwebp,jiehu5114/libwebp,Suvarna1488/webm.libwebp,kalli123/webm.libwebp,ya7lelkom/libwebp,PKRoma/libwebp,cysp/libwebp,ericmckean/webm.libwebp,kleopatra999/webm.libwebp,Maria1099/webm.libwebp,gshORTON/webm.libwebp,comoyo/gonzo-libwebp,ya7lelkom/libwebp,jacklicn/libwebp,ttyangf/libwebp,ttyangf/libwebp,comoyo/gonzo-libwebp,jiehu5114/libwebp,Maria1099/webm.libwebp,zofuthan/libwebp,comoyo/gonzo-libwebp,webmproject/libwebp,imazen/libwebp,appunite/libwebp,appunite/libwebp,dumganhar/libwebp,altogother/webm.libwebp,jacklicn/libwebp,kalli123/webm.libwebp,Suvarna1488/webm.libwebp,appunite/libwebp,webmproject/libwebp,zofuthan/libwebp,cysp/libwebp,matanbs/webm.libwebp,reimaginemedia/webm.libwebp,keane83/BLE_IM,abwiz0086/webm.libwebp,ericmckean/webm.libwebp,keane83/BLE_IM,kleopatra999/webm.libwebp,matanbs/webm.libwebp,rxl194/libwebp,webmproject/libwebp,jacklicn/libwebp,matanbs/webm.libwebp,Suvarna1488/webm.libwebp,Aexyn/libwebp,kim42083/webm.libwebp,gshORTON/webm.libwebp,reimaginemedia/webm.libwebp,PKRoma/libwebp,redengineer/libwebp,Acidburn0zzz/webm.libwebp,yohunl/libwebp,webmproject/libwebp,ya7lelkom/libwebp,abwiz0086/webm.libwebp,kleopatra999/webm.libwebp,kleopatra999/webm.libwebp,imazen/libwebp,keane83/BLE_IM,kalli123/webm.libwebp,yohunl/libwebp,comoyo/gonzo-libwebp,rxl194/libwebp,comoyo/gonzo-libwebp,Aexyn/libwebp,altogother/webm.libwebp,rxl194/libwebp,Tekserve/libwebp,redengineer/libwebp,Tekserve/libwebp,Acidburn0zzz/webm.libwebp,yohunl/libwebp,iniwf/webm.libwebp,kim42083/webm.libwebp,kim42083/webm.libwebp,iniwf/webm.libwebp,reimaginemedia/webm.libwebp,redengineer/libwebp,Tekserve/libwebp,appunite/libwebp,Distrotech/libwebp,Tekserve/libwebp,Maria1099/webm.libwebp,cysp/libwebp,altogother/webm.libwebp,kleopatra999/webm.libwebp,PKRoma/libwebp,kim42083/webm.libwebp,webmproject/libwebp,gshORTON/webm.libwebp,Suvarna1488/webm.libwebp,Aexyn/libwebp,iniwf/webm.libwebp,dumganhar/libwebp,reimaginemedia/webm.libwebp,Maria1099/webm.libwebp,rxl194/libwebp,rxl194/libwebp,redengineer/libwebp,Suvarna1488/webm.libwebp,altogother/webm.libwebp,iniwf/webm.libwebp,Aexyn/libwebp,comoyo/gonzo-libwebp,redengineer/libwebp,ttyangf/libwebp,Acidburn0zzz/webm.libwebp,Aexyn/libwebp,gshORTON/webm.libwebp,jacklicn/libwebp,cysp/libwebp,kalli123/webm.libwebp,ya7lelkom/libwebp,zofuthan/libwebp,yohunl/libwebp,zofuthan/libwebp,ericmckean/webm.libwebp,kim42083/webm.libwebp,altogother/webm.libwebp,gshORTON/webm.libwebp,matanbs/webm.libwebp,ericmckean/webm.libwebp,keane83/BLE_IM,imazen/libwebp,Distrotech/libwebp,reimaginemedia/webm.libwebp,appunite/libwebp,imazen/libwebp,Acidburn0zzz/webm.libwebp,ericmckean/webm.libwebp,ya7lelkom/libwebp,Maria1099/webm.libwebp,kalli123/webm.libwebp,jiehu5114/libwebp,abwiz0086/webm.libwebp,ttyangf/libwebp,comoyo/gonzo-libwebp,appunite/libwebp,PKRoma/libwebp,Acidburn0zzz/webm.libwebp,imazen/libwebp,dumganhar/libwebp