People's preferences and reactions to specific behaviors can vary greatly depending on their individual personalities, cultural backgrounds, and personal boundaries. In general, it's not accurate to make sweeping generalizations about what "girls" or any other group of people like or dislike.
Some individuals may be perfectly fine waiting for a person who needs to go to the bathroom frequently, while others might find it frustrating or inconvenient. It all depends on the context and the people involved.
If someone has a medical condition or other valid reason for needing to use the bathroom frequently, most understanding individuals would be empathetic and patient. However, if it's a habit without a medical reason, it might be courteous to be mindful of other people's time and plan ahead when possible.
Effective communication is key in any relationship, whether it's romantic or platonic. If you have concerns or preferences about someone's behavior, it's best to have an open and honest conversation with them to find a solution that works for both parties.