From 272f699732126e90eb7cb79e2df95617fa4ceb66 Mon Sep 17 00:00:00 2001
From: Kris Maglione <maglione.k@gmail.com>
Date: Mon, 8 Dec 2008 13:07:48 -0500
Subject: [PATCH] Fix paren matching quirk.

---
 common/content/completion.js | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/common/content/completion.js b/common/content/completion.js
index 4e6f308d..53f46203 100644
--- a/common/content/completion.js
+++ b/common/content/completion.js
@@ -1089,8 +1089,16 @@ function Completion() //{{{
             if (!/^(?:\w[\w\d]*)?$/.test(key))
                 return; /* Not a word. Forget it. Can this even happen? */
 
-            top[OFFSET] = offset;
-            return complete.call(this, obj, key);
+            try
+            { // FIXME
+                var o = top[OFFSET];
+                top[OFFSET] = offset;
+                return complete.call(this, obj, key);
+            }
+            finally
+            {
+                top[OFFSET] = o;
+            }
         }
     };
     let javascript = new Javascript();