89     struct ExtraData {  struct in android::__anone55cb5fc0310::C2HandleGralloc
90         uint32_t width;
91         uint32_t height;
92         uint32_t format;
93         uint32_t usage_lo;
94         uint32_t usage_hi;
95         uint32_t stride;
96         uint32_t generation;
97         uint32_t igbp_id_lo;
98         uint32_t igbp_id_hi;
99         uint32_t igbp_slot;
100         uint32_t magic;