It makes her uncomfortable and it has nothing to do with her job. In the workplace, you don't blurt out everything that comes to mind even if you feel a certain way or even if you mean it with good intentions. She wasn't hired by Google to look good, she was hired to be a good developer. Vic G telling her that she looks good in a bathing suit makes her question why she's there and what her bosses motivations are. Everyone has a right to feel comfortable in the workplace.