They certainly know how to fight internet racism in Scandinavia. In Norway they jail you for operating a web site on a foreign server, and in Sweden they make operators of online forums criminally liable for what people say on them.
Don’t know how bad the comments were, but it may not matter—Le Pen was threatened with 5 years in jail for saying that since the gas chambers would get 15 lines in a thousand-page history of the Second World War they were a detail of the conflict.