Dart_NewWeakPersistentHandle

dart_sdk_sys

Function Dart_NewWeakPersistentHandle 

Source 
pub unsafe extern "C" fn Dart_NewWeakPersistentHandle(
    object: Dart_Handle,
    peer: *mut c_void,
    external_allocation_size: isize,
    callback: Dart_HandleFinalizer,
) -> Dart_WeakPersistentHandle