Add warning message to downloads directory

chrome/browser/resources/file_manager/js/util.js

Index: chrome/browser/resources/file_manager/js/util.js
diff --git a/chrome/browser/resources/file_manager/js/util.js b/chrome/browser/resources/file_manager/js/util.js
index 0f2adef8a817b20185701cb80d2313881c4e233a..2217aab6503eb0c8b1bf86efc213ee1f1b951c67 100644
--- a/chrome/browser/resources/file_manager/js/util.js
+++ b/chrome/browser/resources/file_manager/js/util.js
@@ -57,6 +57,16 @@ var util = {
     return code;
   },
 
+  htmlUnescape: function(str) {
+    return str.replace(/&(lt|gt|amp);/g, function(entity) {
+      switch (entity) {
+        case '&lt;': return '<';
+        case '&gt;': return '>';
+        case '&amp;': return '&';
+      }
+    });
+  },
+
   /**
    * Given a list of Entries, recurse any DirectoryEntries, and call back
    * with a list of all file and directory entries encountered (including the