diff --git a/components/net_traits/lib.rs b/components/net_traits/lib.rs
index a0ebcdde088..6810bdb339d 100644
--- a/components/net_traits/lib.rs
+++ b/components/net_traits/lib.rs
@@ -40,7 +40,6 @@ use filemanager_thread::FileManagerThreadMsg;
 use heapsize::HeapSizeOf;
 use hyper::header::{ContentType, Headers};
 use hyper::http::RawStatus;
-use hyper::method::Method;
 use hyper::mime::{Attr, Mime};
 use hyper_serde::Serde;
 use ipc_channel::ipc::{self, IpcReceiver, IpcSender};
@@ -134,61 +133,6 @@ pub enum ReferrerPolicy {
     StrictOriginWhenCrossOrigin,
 }
 
-#[derive(Clone, Deserialize, Serialize, HeapSizeOf)]
-pub struct LoadData {
-    pub url: ServoUrl,
-    #[ignore_heap_size_of = "Defined in hyper"]
-    #[serde(deserialize_with = "::hyper_serde::deserialize",
-            serialize_with = "::hyper_serde::serialize")]
-    pub method: Method,
-    #[ignore_heap_size_of = "Defined in hyper"]
-    #[serde(deserialize_with = "::hyper_serde::deserialize",
-            serialize_with = "::hyper_serde::serialize")]
-    /// Headers that will apply to the initial request only
-    pub headers: Headers,
-    #[ignore_heap_size_of = "Defined in hyper"]
-    #[serde(deserialize_with = "::hyper_serde::deserialize",
-            serialize_with = "::hyper_serde::serialize")]
-    /// Headers that will apply to the initial request and any redirects
-    /// Unused in fetch
-    pub preserved_headers: Headers,
-    pub data: Option<Vec<u8>>,
-    pub cors: Option<ResourceCorsData>,
-    pub pipeline_id: Option<PipelineId>,
-    // https://fetch.spec.whatwg.org/#concept-http-fetch step 4.3
-    pub credentials_flag: bool,
-    pub context: LoadContext,
-    /// The policy and referring URL for the originator of this request
-    pub referrer_policy: Option<ReferrerPolicy>,
-    pub referrer_url: Option<ServoUrl>
-}
-
-impl LoadData {
-    pub fn new(context: LoadContext,
-               url: ServoUrl,
-               load_origin: &LoadOrigin) -> LoadData {
-        LoadData {
-            url: url,
-            method: Method::Get,
-            headers: Headers::new(),
-            preserved_headers: Headers::new(),
-            data: None,
-            cors: None,
-            pipeline_id: load_origin.pipeline_id(),
-            credentials_flag: true,
-            context: context,
-            referrer_policy: load_origin.referrer_policy(),
-            referrer_url: load_origin.referrer_url().clone(),
-        }
-    }
-}
-
-pub trait LoadOrigin {
-    fn referrer_url(&self) -> Option<ServoUrl>;
-    fn referrer_policy(&self) -> Option<ReferrerPolicy>;
-    fn pipeline_id(&self) -> Option<PipelineId>;
-}
-
 #[derive(Deserialize, Serialize)]
 pub enum FetchResponseMsg {
     // todo: should have fields for transmitted/total bytes
diff --git a/components/script/dom/xmlhttprequest.rs b/components/script/dom/xmlhttprequest.rs
index a89c5c51799..292de083c84 100644
--- a/components/script/dom/xmlhttprequest.rs
+++ b/components/script/dom/xmlhttprequest.rs
@@ -47,9 +47,8 @@ use ipc_channel::router::ROUTER;
 use js::jsapi::{JSContext, JS_ParseJSON};
 use js::jsapi::JS_ClearPendingException;
 use js::jsval::{JSVal, NullValue, UndefinedValue};
-use msg::constellation_msg::PipelineId;
 use net_traits::{FetchMetadata, FilteredMetadata};
-use net_traits::{FetchResponseListener, LoadOrigin, NetworkError, ReferrerPolicy};
+use net_traits::{FetchResponseListener, NetworkError, ReferrerPolicy};
 use net_traits::CoreResourceMsg::Fetch;
 use net_traits::request::{CredentialsMode, Destination, RequestInit, RequestMode};
 use net_traits::trim_http_whitespace;
@@ -272,20 +271,6 @@ impl XMLHttpRequest {
     }
 }
 
-impl LoadOrigin for XMLHttpRequest {
-    fn referrer_url(&self) -> Option<ServoUrl> {
-        return self.referrer_url.clone();
-    }
-
-    fn referrer_policy(&self) -> Option<ReferrerPolicy> {
-        return self.referrer_policy;
-    }
-
-    fn pipeline_id(&self) -> Option<PipelineId> {
-        Some(self.global().pipeline_id())
-    }
-}
-
 impl XMLHttpRequestMethods for XMLHttpRequest {
     // https://xhr.spec.whatwg.org/#handler-xhr-onreadystatechange
     event_handler!(readystatechange, GetOnreadystatechange, SetOnreadystatechange);
@@ -597,7 +582,7 @@ impl XMLHttpRequestMethods for XMLHttpRequest {
             origin: self.global().get_url(),
             referrer_url: self.referrer_url.clone(),
             referrer_policy: self.referrer_policy.clone(),
-            pipeline_id: self.pipeline_id(),
+            pipeline_id: Some(self.global().pipeline_id()),
             .. RequestInit::default()
         };
 
diff --git a/components/script_traits/lib.rs b/components/script_traits/lib.rs
index 458972283db..1f825e60783 100644
--- a/components/script_traits/lib.rs
+++ b/components/script_traits/lib.rs
@@ -125,7 +125,6 @@ pub enum LayoutControlMsg {
     GetWebFontLoadState(IpcSender<bool>),
 }
 
-/// Similar to `net::resource_thread::LoadData`
 /// can be passed to `LoadUrl` to load a page with GET/POST
 /// parameters or headers
 #[derive(Clone, Deserialize, Serialize)]