Auto merge of #23090 - miller-time:nav-fetch-referrer, r=gterzian

Add referrer to navigation fetch request

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Implement step 13 of [following hyperlinks](https://html.spec.whatwg.org/#following-hyperlinks-2) and step 14.3 of [window open](https://html.spec.whatwg.org/#window-open-steps), as well as other referrer- and fetch-related updates.

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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 #22890 (GitHub issue number if applicable)

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- [ ] There are tests for these changes OR
- [ ] These changes do not require tests because ___

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components/script/dom/window.rs

@@ -87,6 +87,7 @@ use js::rust::HandleValue;
 use msg::constellation_msg::PipelineId;
 use net_traits::image_cache::{ImageCache, ImageResponder, ImageResponse};
 use net_traits::image_cache::{PendingImageId, PendingImageResponse};
+use net_traits::request::Referrer;
 use net_traits::storage_thread::StorageType;
 use net_traits::{ReferrerPolicy, ResourceThreads};
 use num_traits::ToPrimitive;
@@ -1726,6 +1727,7 @@ impl Window {
         url: ServoUrl,
         replace: bool,
         force_reload: bool,
+        referrer: Referrer,
         referrer_policy: Option<ReferrerPolicy>,
     ) {
         let doc = self.Document();
@@ -1791,7 +1793,7 @@ impl Window {
             self.main_thread_script_chan()
                 .send(MainThreadScriptMsg::Navigate(
                     pipeline_id,
-                    LoadData::new(url, Some(pipeline_id), referrer_policy, Some(doc.url())),
+                    LoadData::new(url, Some(pipeline_id), Some(referrer), referrer_policy),
                     replace,
                 ))
                 .unwrap();