JK Rowling has accused Emma Watson of “pouring petrol on the flames” when the Harry Potter writer faced death threats over her views on trans rights.Rowling turned on the actress, 35, in a lengthy message posted on social media on Monday.It came after the Harry Potter star said she “loves” the children’s author, 60, and “refuses to cancel her” in a recent podcast - despite not agreeing with her views on trans people.