AdoptionRequired_Flag 16 skia/config/sk_ref_cnt_ext_debug.h void ref() const { SkASSERT(flags_ != AdoptionRequired_Flag); SkRefCntBase::ref(); } AdoptionRequired_Flag 18 skia/config/sk_ref_cnt_ext_debug.h void requireAdoption() const { flags_ |= AdoptionRequired_Flag; }