Function initialize_deferred_call_state_unsafe 

pub unsafe fn initialize_deferred_call_state_unsafe<P: ThreadIdProvider>()

Initialize the static state used by deferred calls.

This ensures it can safely be used as a global variable.

Safety

Callers of this function must ensure that this function is never called concurrently with calls to initialize_deferred_call_state or other calls to initialize_deferred_call_state_unsafe.