diff --git a/browser/components/readinglist/ReadingList.jsm b/browser/components/readinglist/ReadingList.jsm
index a16e6bf85e13..5e3eeb3aa2da 100644
--- a/browser/components/readinglist/ReadingList.jsm
+++ b/browser/components/readinglist/ReadingList.jsm
@@ -194,8 +194,6 @@ ReadingListImpl.prototype = {
     this._invalidateIterators();
     let item = this._itemFromObject(obj);
     this._callListeners("onItemAdded", item);
-    let mm = Cc["@mozilla.org/globalmessagemanager;1"].getService(Ci.nsIMessageListenerManager);
-    mm.broadcastAsyncMessage("Reader:Added", item);
     return item;
   }),
 
@@ -236,23 +234,9 @@ ReadingListImpl.prototype = {
     item.list = null;
     this._itemsByURL.delete(item.url);
     this._invalidateIterators();
-    let mm = Cc["@mozilla.org/globalmessagemanager;1"].getService(Ci.nsIMessageListenerManager);
-    mm.broadcastAsyncMessage("Reader:Removed", item);
     this._callListeners("onItemDeleted", item);
   }),
 
-  /**
-   * Find any item that matches a given URL - either the item's URL, or its
-   * resolved URL.
-   *
-   * @param {String/nsIURI} uri - URI to match against. This will be normalized.
-   */
-  getItemForURL: Task.async(function* (uri) {
-    let url = this._normalizeURI(uri).spec;
-    let [item] = yield this.iterator({url: url}, {resolvedURL: url}).items(1);
-    return item;
-  }),
-
   /**
    * Adds a listener that will be notified when the list changes.  Listeners
    * are objects with the following optional methods:
@@ -304,22 +288,6 @@ ReadingListImpl.prototype = {
   // A Set containing listener objects.
   _listeners: null,
 
-  /**
-   * Normalize a URI, stripping away extraneous parts we don't want to store
-   * or compare against.
-   *
-   * @param {nsIURI/String} uri - URI to normalize.
-   * @returns {nsIURI} Cloned and normalized version of the input URI.
-   */
-  _normalizeURI(uri) {
-    if (typeof uri == "string") {
-      uri = Services.io.newURI(uri, "", null);
-    }
-    uri = uri.cloneIgnoringRef();
-    uri.userPass = "";
-    return uri;
-  },
-
   /**
    * Returns the ReadingListItem represented by the given simple object.  If
    * the item doesn't exist yet, it's created first.
@@ -381,8 +349,6 @@ ReadingListImpl.prototype = {
   },
 };
 
-let _unserializable = () => {}; // See comments in the ReadingListItem ctor.
-
 /**
  * An item in a reading list.
  *
@@ -393,18 +359,6 @@ let _unserializable = () => {}; // See comments in the ReadingListItem ctor.
  */
 function ReadingListItem(props={}) {
   this._properties = {};
-
-  // |this._unserializable| works around a problem when sending one of these
-  // items via a message manager. If |this.list| is set, the item can't be
-  // transferred directly, so .toJSON is implicitly called and the object
-  // returned via that is sent. However, once the item is deleted and |this.list|
-  // is null, the item *can* be directly serialized - so the message handler
-  // sees the "raw" object - ie, it sees "_properties" etc.
-  // We work around this problem by *always* having an unserializable property
-  // on the object - this way the implicit .toJSON call is always made, even
-  // when |this.list| is null.
-  this._unserializable = _unserializable;
-
   this.setProperties(props, false);
 }
 
@@ -876,7 +830,7 @@ function hash(str) {
   hasher.updateFromStream(stream, -1);
   let binaryStr = hasher.finish(false);
   let hexStr =
-    [("0" + binaryStr.charCodeAt(i).toString(16)).slice(-2) for (i in binaryStr)].
+    [("0" + binaryStr.charCodeAt(i).toString(16)).slice(-2) for (i in hash)].
     join("");
   return hexStr;
 }
diff --git a/browser/components/readinglist/test/xpcshell/test_ReadingList.js b/browser/components/readinglist/test/xpcshell/test_ReadingList.js
index 1b86c4272035..00bc3a04b5a2 100644
--- a/browser/components/readinglist/test/xpcshell/test_ReadingList.js
+++ b/browser/components/readinglist/test/xpcshell/test_ReadingList.js
@@ -697,7 +697,7 @@ function hash(str) {
   hasher.updateFromStream(stream, -1);
   let binaryStr = hasher.finish(false);
   let hexStr =
-    [("0" + binaryStr.charCodeAt(i).toString(16)).slice(-2) for (i in binaryStr)].
+    [("0" + binaryStr.charCodeAt(i).toString(16)).slice(-2) for (i in hash)].
     join("");
   return hexStr;
 }
diff --git a/browser/modules/ReaderParent.jsm b/browser/modules/ReaderParent.jsm
index 9882f6a42fc7..46eac552b075 100644
--- a/browser/modules/ReaderParent.jsm
+++ b/browser/modules/ReaderParent.jsm
@@ -14,7 +14,6 @@ Cu.import("resource://gre/modules/Services.jsm");
 Cu.import("resource://gre/modules/Task.jsm");
 
 XPCOMUtils.defineLazyModuleGetter(this, "ReaderMode", "resource://gre/modules/ReaderMode.jsm");
-XPCOMUtils.defineLazyModuleGetter(this, "ReadingList", "resource:///modules/readinglist/ReadingList.jsm");
 
 const gStringBundle = Services.strings.createBundle("chrome://global/locale/aboutReader.properties");
 
@@ -43,7 +42,7 @@ let ReaderParent = {
   receiveMessage: function(message) {
     switch (message.name) {
       case "Reader:AddToList":
-        ReadingList.addItem(message.data.article);
+        // XXX: To implement.
         break;
 
       case "Reader:ArticleGet":
@@ -60,18 +59,11 @@ let ReaderParent = {
         break;
       }
       case "Reader:ListStatusRequest":
-        ReadingList.count(message.data).then(count => {
-          let mm = message.target.messageManager
-          mm.sendAsyncMessage("Reader:ListStatusData",
-                              { inReadingList: !!count, url: message.data.url });
-        });
+        // XXX: To implement.
         break;
 
       case "Reader:RemoveFromList":
-        // We need to get the "real" item to delete it.
-        ReadingList.getItemForURL(message.data.url).then(item => {
-          ReadingList.deleteItem(item)
-        });
+        // XXX: To implement.
         break;
 
       case "Reader:Share":