Work around more Tracemonkey brokenness.

common/content/events.js

@@ -476,13 +476,14 @@ const Events = Module("events", {
         if (/^key/.test(event.type)) {
             let charCode = event.type == "keyup" ? 0 : event.charCode; // Why? --Kris
             if (charCode == 0) {
-                if (event.keyCode in this._code_key)
+                if (event.keyCode in this._code_key) {
                     key = this._code_key[event.keyCode];
 
-                if (event.shiftKey && (key.length > 1 || event.ctrlKey || event.altKey || event.metaKey) || event.dactylShift)
-                    modifier += "S-";
-                if (!modifier && /^[a-z0-9]$/i.test(key))
-                    return key;
+                    if (event.shiftKey && (key.length > 1 || event.ctrlKey || event.altKey || event.metaKey) || event.dactylShift)
+                        modifier += "S-";
+                    if (!modifier && /^[a-z0-9]$/i.test(key))
+                        return key;
+                }
             }
             // [Ctrl-Bug] special handling of mysterious <C-[>, <C-\\>, <C-]>, <C-^>, <C-_> bugs (OS/X)
             //            (i.e., cntrl codes 27--31)

common/content/javascript.js

@@ -35,8 +35,6 @@ const JavaScript = Module("javascript", {
     },
 
     iter: function iter(obj, toplevel) {
-        "use strict";
-
         if (obj == null)
             return;
 
@@ -60,6 +58,8 @@ const JavaScript = Module("javascript", {
         // Things we can dereference
         if (!obj || ["object", "string", "function"].indexOf(typeof obj) === -1)
             return [];
+        if (isinstance(obj, ["Sandbox"]) && !toplevel) // Temporary hack.
+            return [];
         if (jsmodules.isPrototypeOf(obj) && !toplevel)
             return [];
 
@@ -79,8 +79,14 @@ const JavaScript = Module("javascript", {
             return cache[key];
 
         context[JavaScript.EVAL_TMP] = tmp;
+        context[JavaScript.EVAL_EXPORT] = function export(obj) cache[key] = obj;
         try {
-            return cache[key] = dactyl.userEval(arg, context, "[Command Line Completion]", 1);
+            if (tmp != null) // Temporary hack until bug 609949 is fixed.
+                dactyl.userEval(JavaScript.EVAL_EXPORT + "(" + arg + ")", context, "[Command Line Completion]", 1);
+            else
+                cache[key] = dactyl.userEval(arg, context, "[Command Line Completion]", 1);
+
+            return cache[key];
         }
         catch (e) {
             this.context.message = "Error: " + e;
@@ -585,6 +591,7 @@ const JavaScript = Module("javascript", {
     }
 }, {
     EVAL_TMP: "__dactyl_eval_tmp",
+    EVAL_EXPORT: "__dactyl_eval_export",
 
     /**
      * A map of argument completion functions for named methods. The

common/modules/base.jsm

@@ -217,8 +217,7 @@ function debuggerProperties(obj) {
  * @returns {Generator}
  */
 function prototype(obj)
-    // Temporary hack:
-    typeof obj === "xml" || obj.__proto__ !== obj.__proto__ ? null :
+    /* Temporary hack: */ typeof obj === "xml" || obj.__proto__ !== obj.__proto__ ? null :
     obj.__proto__ || Object.getPrototypeOf(obj) ||
     XPCNativeWrapper.unwrap(obj).__proto__ ||
     Object.getPrototypeOf(XPCNativeWrapper.unwrap(obj));