LibWeb: Revert support for DOM::Document in XHR::send()

This is a manual revert of commit: 7831e62

Let's revert this until we got nested union support in our IDL
generator/parser.

3 files changed, 10 insertions, 24 deletions

diff --git a/Userland/Libraries/LibWeb/XHR/XMLHttpRequest.cpp b/Userland/Libraries/LibWeb/XHR/XMLHttpRequest.cpp
index 8244360fd2..a8c9e62eea 100644
--- a/Userland/Libraries/LibWeb/XHR/XMLHttpRequest.cpp
+++ b/Userland/Libraries/LibWeb/XHR/XMLHttpRequest.cpp
@@ -396,7 +396,7 @@ WebIDL::ExceptionOr<void> XMLHttpRequest::open(String const& method_string, Stri
 }
 
 // https://xhr.spec.whatwg.org/#dom-xmlhttprequest-send
-WebIDL::ExceptionOr<void> XMLHttpRequest::send(Optional<Variant<JS::Handle<DOM::Document>, Fetch::XMLHttpRequestBodyInit>> body)
+WebIDL::ExceptionOr<void> XMLHttpRequest::send(Optional<Fetch::XMLHttpRequestBodyInit> body)
 {
     auto& vm = this->vm();
     auto& realm = *vm.current_realm();
@@ -411,15 +411,8 @@ WebIDL::ExceptionOr<void> XMLHttpRequest::send(Optional<Variant<JS::Handle<DOM::
     if (m_method.is_one_of("GET"sv, "HEAD"sv))
         body = {};
 
-    Optional<Fetch::Infrastructure::BodyWithType> body_with_type {};
-    Optional<ByteBuffer> serialized_document {};
-    if (body.has_value()) {
-        if (body->has<JS::Handle<DOM::Document>>()) {
-            serialized_document = body->get<JS::Handle<DOM::Document>>().cell()->serialize_fragment().to_byte_buffer();
-        } else {
-            body_with_type = TRY(Fetch::extract_body(realm, body.value().get<Fetch::XMLHttpRequestBodyInit>()));
-        }
-    }
+    auto body_with_type = body.has_value() ? TRY(Fetch::extract_body(realm, body.value())) : Optional<Fetch::Infrastructure::BodyWithType> {};
+
     AK::URL request_url = m_window->associated_document().parse_url(m_url.to_string());
     dbgln("XHR send from {} to {}", m_window->associated_document().url(), request_url);
 
@@ -439,9 +432,7 @@ WebIDL::ExceptionOr<void> XMLHttpRequest::send(Optional<Variant<JS::Handle<DOM::
 
     auto request = LoadRequest::create_for_url_on_page(request_url, m_window->page());
     request.set_method(m_method);
-    if (serialized_document.has_value()) {
-        request.set_body(serialized_document.release_value());
-    } else if (body_with_type.has_value()) {
+    if (body_with_type.has_value()) {
         TRY(body_with_type->body.source().visit(
             [&](ByteBuffer const& buffer) -> WebIDL::ExceptionOr<void> {
                 auto byte_buffer = TRY_OR_RETURN_OOM(realm, ByteBuffer::copy(buffer));
@@ -456,14 +447,10 @@ WebIDL::ExceptionOr<void> XMLHttpRequest::send(Optional<Variant<JS::Handle<DOM::
             [](auto&) -> WebIDL::ExceptionOr<void> {
                 return {};
             }));
-    }
-
-    // If type is non-null and this’s headers’s header list does not contain `Content-Type`, then append (`Content-Type`, type) to this’s headers.
-    if (!m_request_headers.contains("Content-Type"sv)) {
-        if (body_with_type.has_value() && body_with_type->type.has_value()) {
-            request.set_header("Content-Type", String { body_with_type->type->span() });
-        } else if (body.has_value() && body->has<JS::Handle<DOM::Document>>()) {
-            request.set_header("Content-Type", "text/html;charset=UTF-8");
+        if (body_with_type->type.has_value()) {
+            // If type is non-null and this’s headers’s header list does not contain `Content-Type`, then append (`Content-Type`, type) to this’s headers.
+            if (!m_request_headers.contains("Content-Type"sv))
+                request.set_header("Content-Type", String { body_with_type->type->span() });
         }
     }
     for (auto& it : m_request_headers)
diff --git a/Userland/Libraries/LibWeb/XHR/XMLHttpRequest.h b/Userland/Libraries/LibWeb/XHR/XMLHttpRequest.h
index 574ac27a61..77037dc230 100644
--- a/Userland/Libraries/LibWeb/XHR/XMLHttpRequest.h
+++ b/Userland/Libraries/LibWeb/XHR/XMLHttpRequest.h
@@ -47,7 +47,7 @@ public:
 
     WebIDL::ExceptionOr<void> open(String const& method, String const& url);
     WebIDL::ExceptionOr<void> open(String const& method, String const& url, bool async, String const& username = {}, String const& password = {});
-    WebIDL::ExceptionOr<void> send(Optional<Variant<JS::Handle<DOM::Document>, Fetch::XMLHttpRequestBodyInit>> body = {});
+    WebIDL::ExceptionOr<void> send(Optional<Fetch::XMLHttpRequestBodyInit> body);
 
     WebIDL::ExceptionOr<void> set_request_header(String const& header, String const& value);
     void set_response_type(Bindings::XMLHttpRequestResponseType type) { m_response_type = type; }
diff --git a/Userland/Libraries/LibWeb/XHR/XMLHttpRequest.idl b/Userland/Libraries/LibWeb/XHR/XMLHttpRequest.idl
index a0943b18ba..ca967466a9 100644
--- a/Userland/Libraries/LibWeb/XHR/XMLHttpRequest.idl
+++ b/Userland/Libraries/LibWeb/XHR/XMLHttpRequest.idl
@@ -1,4 +1,3 @@
-#import <DOM/Document.idl>
 #import <DOM/EventHandler.idl>
 #import <Fetch/BodyInit.idl>
 #import <XHR/XMLHttpRequestEventTarget.idl>
@@ -34,7 +33,7 @@ interface XMLHttpRequest : XMLHttpRequestEventTarget {
     undefined open(DOMString method, DOMString url);
     undefined open(ByteString method, USVString url, boolean async, optional USVString? username = {}, optional USVString? password = {});
     undefined setRequestHeader(DOMString name, DOMString value);
-    undefined send(optional (Document or XMLHttpRequestBodyInit)? body = null);
+    undefined send(optional XMLHttpRequestBodyInit? body = null);
 
     ByteString? getResponseHeader(ByteString name);
     ByteString getAllResponseHeaders();