1 files changed, 10 insertions, 2 deletions
diff --git a/components/script/dom/bindings/global.rs b/components/script/dom/bindings/global.rs
index 61b948dbf35..ff36817b660 100644
--- a/components/script/dom/bindings/global.rs
+++ b/components/script/dom/bindings/global.rs
@@ -18,8 +18,8 @@ use ipc_channel::ipc::IpcSender;
 use js::jsapi::{CurrentGlobalOrNull, GetGlobalForObjectCrossCompartment};
 use js::jsapi::{JSContext, JSObject, JS_GetClass, MutableHandleValue};
 use js::{JSCLASS_IS_DOMJSCLASS, JSCLASS_IS_GLOBAL};
-use msg::constellation_msg::{PanicMsg, PipelineId};
-use net_traits::CoreResourceThread;
+use msg::constellation_msg::{PipelineId, PanicMsg};
+use net_traits::{CoreResourceThread, RequestSource};
 use profile_traits::{mem, time};
 use script_runtime::{CommonScriptMsg, ScriptChan, ScriptPort};
 use script_thread::{MainThreadScriptChan, ScriptThread};
@@ -65,6 +65,14 @@ impl<'a> GlobalRef<'a> {
         }
     }
 
+    /// gets the custom message channel associated with global object
+    pub fn request_source(&self) -> RequestSource {
+        match *self {
+            GlobalRef::Window(ref window) => RequestSource::Window(window.custom_message_chan()),
+            GlobalRef::Worker(ref worker) => RequestSource::Worker(worker.custom_message_chan()),
+        }
+    }
+
     /// Get the `PipelineId` for this global scope.
     pub fn pipeline(&self) -> PipelineId {
         match *self {