Add referrer policy pass-through and referrer header logic

add pass-through from doc to http-loader for referrer_policy, ref_URL
add logic for setting referer header
add script pass-through for referrer
add unit tests for setting referer header

1 files changed, 2 insertions, 1 deletions

diff --git a/components/script/dom/bindings/trace.rs b/components/script/dom/bindings/trace.rs
index acda028a834..7cbfc19ac44 100644
--- a/components/script/dom/bindings/trace.rs
+++ b/components/script/dom/bindings/trace.rs
@@ -56,7 +56,7 @@ use js::rust::Runtime;
 use layout_interface::{LayoutChan, LayoutRPC};
 use libc;
 use msg::constellation_msg::ConstellationChan;
-use msg::constellation_msg::{PipelineId, SubpageId, WindowSizeData, WindowSizeType};
+use msg::constellation_msg::{PipelineId, SubpageId, WindowSizeData, WindowSizeType, ReferrerPolicy};
 use net_traits::image::base::{Image, ImageMetadata};
 use net_traits::image_cache_thread::{ImageCacheChan, ImageCacheThread};
 use net_traits::response::HttpsState;
@@ -325,6 +325,7 @@ no_jsmanaged_fields!(ElementSnapshot);
 no_jsmanaged_fields!(HttpsState);
 no_jsmanaged_fields!(SharedRt);
 no_jsmanaged_fields!(TouchpadPressurePhase);
+no_jsmanaged_fields!(ReferrerPolicy);
 
 impl JSTraceable for ConstellationChan<ScriptMsg> {
     #[inline]