Auto merge of #10838 - bd339:iss9551, r=KiChjang

Implement step 3 according to spec

Goes towards fixing #9551

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This commit is contained in:
bors-servo 2016-04-27 00:16:08 -07:00
commit 21c1773115

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@ -706,7 +706,8 @@ impl XMLHttpRequestMethods for XMLHttpRequest {
// Step 2
let override_mime = try!(mime.parse::<Mime>().map_err(|_| Error::Syntax));
// Step 3
*self.override_mime_type.borrow_mut() = Some(override_mime.clone());
let mime_no_params = Mime(override_mime.clone().0, override_mime.clone().1, vec![]);
*self.override_mime_type.borrow_mut() = Some(mime_no_params);
// Step 4
let value = override_mime.get_param(mime::Attr::Charset);
*self.override_charset.borrow_mut() = value.and_then(|value| {