Mac の QuickTime プラグイン部分（about:addons と about:plugins）が文字化けしているので修正するパッチ

fix_mime_desc.patch

# HG changeset patch
# Parent 573ef29c7a9f67205f71527db56d7f32500feffc

diff -r 573ef29c7a9f toolkit/mozapps/extensions/internal/PluginProvider.jsm
--- a/toolkit/mozapps/extensions/internal/PluginProvider.jsm    Sat Mar 22 08:07:42 2014 -0700
+++ b/toolkit/mozapps/extensions/internal/PluginProvider.jsm    Sun Mar 23 09:19:00 2014 +0900
@@ -408,7 +408,7 @@
       for (let i = 0; i < mimeTypes.length; i++) {
         let type = {};
         type.type = mimeTypes[i];
-        type.description = mimeDescriptions[i];
+        type.description = decodeURIComponent(escape(mimeDescriptions[i]));
         type.suffixes = extensions[i];
 
         types.push(type);