servo: Merge #20434 - Typed array support for XMLHttpRequest's send API (from nupurbaghel:typed-array-xml); r=jdm

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- [x] `./mach build -d` does not report any errors
- [x] `./mach test-tidy` does not report any errors
- [x] These changes fix #20343

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- [x] Updated some tests for these changes

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Source-Repo: https://github.com/servo/servo
Source-Revision: 0c148809c1528a969f80f205dce570a5db606374

--HG--
extra : subtree_source : https%3A//hg.mozilla.org/projects/converted-servo-linear
extra : subtree_revision : e3dc749e3f9aa4e03199e86564b6d9b63457a753

servo/components/script/dom/webidls/XMLHttpRequest.webidl

@@ -13,7 +13,7 @@
  */
 
 // https://fetch.spec.whatwg.org/#bodyinit
-typedef (Blob or /*BufferSource or */ FormData or DOMString or URLSearchParams) BodyInit;
+typedef (Blob or BufferSource or FormData or DOMString or URLSearchParams) BodyInit;
 
 enum XMLHttpRequestResponseType {
   "",

servo/components/script/dom/xmlhttprequest.rs

@@ -520,6 +520,8 @@ impl XMLHttpRequestMethods for XMLHttpRequest {
             Some(DocumentOrBodyInit::FormData(ref formdata)) => Some(formdata.extract()),
             Some(DocumentOrBodyInit::String(ref str)) => Some(str.extract()),
             Some(DocumentOrBodyInit::URLSearchParams(ref urlsp)) => Some(urlsp.extract()),
+            Some(DocumentOrBodyInit::ArrayBuffer(ref typedarray)) => Some((typedarray.to_vec(), None)),
+            Some(DocumentOrBodyInit::ArrayBufferView(ref typedarray)) => Some((typedarray.to_vec(), None)),
             None => None,
         };
 
@@ -1441,6 +1443,8 @@ impl Extractable for BodyInit {
             BodyInit::URLSearchParams(ref usp) => usp.extract(),
             BodyInit::Blob(ref b) => b.extract(),
             BodyInit::FormData(ref formdata) => formdata.extract(),
+            BodyInit::ArrayBuffer(ref typedarray) => ((typedarray.to_vec(), None)),
+            BodyInit::ArrayBufferView(ref typedarray) => ((typedarray.to_vec(), None)),
         }
     }
 }