removeConnection method
Implementation
void removeConnection(String id) {
if (_disposed || _connections.remove(id) == null) return;
_pendingConnectionChanges.remove(id);
_pendingRemovedConnectionIds.add(id);
_scheduleFlush();
}
void removeConnection(String id) {
if (_disposed || _connections.remove(id) == null) return;
_pendingConnectionChanges.remove(id);
_pendingRemovedConnectionIds.add(id);
_scheduleFlush();
}