debugger/debugger.go
func (p StepIntoParams) WithBreakOnAsyncCall(breakOnAsyncCall bool) *StepIntoParams {
	p.BreakOnAsyncCall = breakOnAsyncCall
	return &p
}
func (p StepIntoParams) WithBreakOnAsyncCall(breakOnAsyncCall bool) *StepIntoParams {
	p.BreakOnAsyncCall = breakOnAsyncCall
	return &p
}
// WithBreakOnAsyncCall debugger will issue additional Debugger.paused
// notification if any async task is scheduled before next pause.