unregisterCallback static method
Unregister a callback to manage result of AzureB2C asynchronous operations.
The source
argument is a B2COperationSource enum and set which result
the callback is interested in. The callback
is an AzureB2CCallback.
See also:
Implementation
static void unregisterCallback(
B2COperationSource source, AzureB2CCallback callback) {
_callbacks[source]!.remove(callback);
}