Bug 211507 Shift tab doesn't undent regression r=brade sr=mscott

mailnews/compose/resources/content/MsgComposeCommands.js

@@ -2539,18 +2539,10 @@ function subjectKeyPress(event)
   }
 }
 
-function editorKeyPress(event)
-{
-  if (event.keyCode == 9) {
-    if (event.shiftKey && !event.getPreventDefault()) {
-      document.getElementById('msgSubject').focus();
-      event.preventDefault();
-    }
-  }
-}
-
 function AttachmentBucketClicked(event)
 {
+  event.currentTarget.focus();
+
   if (event.button != 0)
     return;
 

mailnews/compose/resources/content/messengercompose.xul

@@ -455,6 +455,7 @@
           <label id="attachmentBucketText" value="&attachments.label;" crop="right"
                  accesskey="&attachments.accesskey;" control="attachmentBucket"/>
           <listbox seltype="multiple" id="attachmentBucket" flex="1" rows="4"
+                   style="-moz-user-focus: none;"
                    context="msgComposeAttachmentContext"
                    onkeypress="if (event.keyCode == 8 || event.keyCode == 46) RemoveSelectedAttachment();"
                    onclick="AttachmentBucketClicked(event);"
@@ -494,7 +495,7 @@
   <!-- The mail message body frame -->
   <vbox id="appcontent" flex="1">
     <editor type="content-primary" id="content-frame" src="about:blank" name="browser.message.body" flex="1"
-            onkeypress="editorKeyPress(event);" context="msgComposeContext"/>
+            context="msgComposeContext"/>
   </vbox>
 
   <statusbar id="status-bar" class="chromeclass-status">