110     struct ExtraData {  struct in android::C2HandleGralloc
111         uint32_t width;
112         uint32_t height;
113         uint32_t format;
114         uint32_t usage_lo;
115         uint32_t usage_hi;
116         uint32_t stride;
117         uint32_t generation;
118         uint32_t igbp_id_lo;
119         uint32_t igbp_id_hi;
120         uint32_t igbp_slot;
121         uint32_t magic;