for now, hide the download manager group box for thunderbird until thunderbird is hooked up to use it.

git-svn-id: svn://10.0.0.236/trunk@149833 18797224-902f-48f8-a5cc-f745e15eee43

mozilla/toolkit/mozapps/downloads/content/pref-downloads.xul

@@ -63,7 +63,8 @@
     </radiogroup>
   </groupbox>
 
-  <groupbox align="start">
+#ifndef MOZ_THUNDERBIRD
+    <groupbox align="start">
     <caption label="&downloadManagerWindow.label;"/>
     
     <checkbox id="showWhenStarting" label="&showWhenStarting.label;" 
@@ -71,7 +72,8 @@
               oncommand="toggleDMPrefUI(event.target);"/>
     <checkbox id="closeWhenDone" label="&closeWhenDone.label;" class="indent"
               prefstring="browser.download.closeWhenDone"/>
-  </groupbox>
+  </groupbox>
+#endif
   
   <groupbox flex="1">
     <caption label="&fileTypes.label;"/>