i965_drv_video: fix POC value for current picture
i965_drv_video: fix POC value for current picture

android-ia/hardware_intel_libva,chenxianqin/vaapi-libva,01org/libva-cros,gbeauchesne/libva,01org/iotg-lin-gfx-libva,CyanogenMod/android_hardware_intel_libva,chenxianqin/vaapi-libva,halleyzhao/libva-fdo,gbeauchesne/libva,halleyzhao/libva-fdo,chenxianqin/vaapi-libva,01org/libva-cros,android-ia/hardware_intel_libva,zzhhui/libva,01org/iotg-lin-gfx-libva,Distrotech/libva,Distrotech/libva,pma1/libva,01org/libva-cros,pma1/libva,zzhhui/libva,pma1/libva,01org/iotg-lin-gfx-libva,Distrotech/libva,halleyzhao/libva-fdo,gbeauchesne/libva,CyanogenMod/android_hardware_intel_libva,CyanogenMod/android_hardware_intel_libva,android-ia/hardware_intel_libva,zzhhui/libva