Remove scratch from generated code
Remove scratch from generated code

xiuzhifu/ffjson,xladykiller/ffjson,jamesliu96/ffjson,cmeon/ffjson,sunminghong/ffjson,jamesliu96/ffjson,cw2018/ffjson,cmeon/ffjson,cw2018/ffjson,pquerna/ffjson,xyliuke/ffjson,trigrass2/ffjson,xladykiller/ffjson,xiuzhifu/ffjson,trigrass2/ffjson,pquerna/ffjson,sunminghong/ffjson,xyliuke/ffjson