Factor out FileManager::promote_memory().

components/net/filemanager_thread.rs

@@ -150,6 +150,17 @@ impl<UI: 'static + UIProvider> FileManager<UI> {
         })
     }
 
+    pub fn promote_memory(&self,
+                          blob_buf: BlobBuf,
+                          set_valid: bool,
+                          sender: IpcSender<Result<Uuid, BlobURLStoreError>>,
+                          origin: FileOrigin) {
+        let store = self.store.clone();
+        spawn_named("transfer memory".to_owned(), move || {
+            store.promote_memory(blob_buf, set_valid, sender, origin);
+        })
+    }
+
     /// Message handler
     pub fn handle(&self, msg: FileManagerThreadMsg, cancel_listener: Option<CancellationListener>) {
         match msg {
@@ -171,10 +182,7 @@ impl<UI: 'static + UIProvider> FileManager<UI> {
                 self.read_file(sender, id, check_url_validity, origin, cancel_listener);
             }
             FileManagerThreadMsg::PromoteMemory(blob_buf, set_valid, sender, origin) => {
-                let store = self.store.clone();
-                spawn_named("transfer memory".to_owned(), move || {
-                    store.promote_memory(blob_buf, set_valid, sender, origin);
-                })
+                self.promote_memory(blob_buf, set_valid, sender, origin);
             }
             FileManagerThreadMsg::AddSlicedURLEntry(id, rel_pos, sender, origin) =>{
                 self.store.add_sliced_url_entry(id, rel_pos, sender, origin);

tests/unit/net/fetch.rs

@@ -98,7 +98,6 @@ fn test_fetch_aboutblank() {
 fn test_fetch_blob() {
     use ipc_channel::ipc;
     use net_traits::blob_url_store::BlobBuf;
-    use net_traits::filemanager_thread::FileManagerThreadMsg;
 
     let context = new_fetch_context(None);
 
@@ -113,8 +112,7 @@ fn test_fetch_blob() {
     let origin = ServoUrl::parse("http://www.example.org/").unwrap();
 
     let (sender, receiver) = ipc::channel().unwrap();
-    let message = FileManagerThreadMsg::PromoteMemory(blob_buf, true, sender, "http://www.example.org".into());
-    context.filemanager.handle(message, None);
+    context.filemanager.promote_memory(blob_buf, true, sender, "http://www.example.org".into());
     let id = receiver.recv().unwrap().unwrap();
     let url = ServoUrl::parse(&format!("blob:{}{}", origin.as_str(), id.simple())).unwrap();