Propagates an error from within the simple asynchronous result to a given destination.
If the #GCancellable given to a prior call to gio.simple_async_result.SimpleAsyncResult.setCheckCancellable is cancelled then this function will return true with dest set appropriately.
true if the error was propagated to dest. false otherwise.
Deprecated: Use #GTask instead.
Propagates an error from within the simple asynchronous result to a given destination.
If the #GCancellable given to a prior call to gio.simple_async_result.SimpleAsyncResult.setCheckCancellable is cancelled then this function will return true with dest set appropriately.