Make "View Source of Frame" inherit the charset of the document in the

frame.  Bug 85346, r=ftang, sr=blizzard, a=asa

xpfe/communicator/resources/content/nsContextMenu.js

@@ -446,7 +446,8 @@ nsContextMenu.prototype = {
       window.openDialog(  "chrome://navigator/content/viewSource.xul",
                           "_blank",
                           "scrollbars,resizable,chrome,dialog=no",
-                        this.target.ownerDocument.location.href);
+                          this.target.ownerDocument.location.href,
+                          "charset=" + this.target.ownerDocument.characterSet);
     },
     viewInfo : function () {
       BrowserPageInfo();