Show the default theme in the addons manager.

defaults/preferences/pref.js

@@ -1,4 +1,4 @@
-pref ("general.skins.selectedSkin","");
+pref ("general.skins.selectedSkin", "classic/1.0");
 
 pref("chat.connection.priority", 5);
 pref("chat.connection.base", "http-poll");

extensions/{88bf52fd-951f-433d-9fc9-6228c93aba98}/install.rdf

@@ -0,0 +1,41 @@
+<?xml version="1.0"?>
+
+
+<RDF xmlns="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+     xmlns:em="http://www.mozilla.org/2004/em-rdf#">
+
+  <Description about="urn:mozilla:install-manifest">
+    <em:id>{88bf52fd-951f-433d-9fc9-6228c93aba98}</em:id>
+    <em:version>1.0</em:version>
+
+    <!-- Target Application this theme can install into, 
+        with minimum and maximum supported versions. --> 
+    <em:targetApplication>
+      <Description>
+        <em:id>{3aea3f07-ffe3-4060-bb03-bff3a5365e90}</em:id>
+        <em:minVersion>0.1</em:minVersion>
+        <em:maxVersion>1.0</em:maxVersion>
+      </Description>
+    </em:targetApplication>
+
+    <!-- Front End MetaData -->
+    <em:name>Default</em:name>
+    <em:description>The default theme.</em:description>
+
+    <!-- EXTENSION AUTHORS!
+         DO NOT COPY THIS PROPERTY INTO YOUR INSTALL RDF FILES
+         It will cause users not to be informed of incompatibilities 
+         with your extension when they are updated with Software Update
+         and your extension will become unavailable to them!
+         -->
+    <em:appManaged>true</em:appManaged>
+
+    <em:locked>true</em:locked>
+
+    <!-- Front End Integration Hooks (used by Theme Manager)-->
+    <em:creator>Process-One</em:creator>
+
+    <em:internalName>classic/1.0</em:internalName>
+  </Description>      
+
+</RDF>

tools/perl5lib/OneTeam/Builder/Filter/Saver/XulApp.pm

@@ -82,7 +82,7 @@ sub _prepare_files {
     $ai =~ s/(version\s*=\s*)[^\n]*/$1.$self->{version}->()/ei;
     $ai =~ s/(buildid\s*=\s*)[^\n]*/$1.$self->{buildid}->()/ei;
     print_to_file(catfile($tmppfxdir, "application.ini"), $ai);
-
+    dircopy("extensions", catdir($tmppfxdir, 'extensions'));
     dircopy(catdir(qw(chrome icons)), catdir($chromedir, 'icons'));
 }