Type alias std::WGPUBufferMapCallback
typedef fn void(
int,
struct WGPUStringView,
WGPUUserdata_*,
WGPUUserdata_*,
) WGPUBufferMapCallbackstatus
typedef fn void(
int,
struct WGPUStringView,
WGPUUserdata_*,
WGPUUserdata_*,
) WGPUBufferMapCallbackstatus