DevTools: fix text editor autocompletion

third_party/WebKit/Source/devtools/front_end/common/TextDictionary.js

 /*
  * Copyright (C) 2013 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 40 matching lines @@
     },
 
     /**
      * @param {string} word
      */
     removeWord: function(word)
     {
         var count = this._words.get(word) || 0;
         if (!count)
             return;
-        this._index.remove(word);
         if (count === 1) {
             this._words.delete(word);
+            this._index.remove(word);
             return;
         }
         --count;
         this._words.set(word, count);
     },
 
     /**
      * @param {string} prefix
      * @return {!Array.<string>}
      */
@@ skipping 19 matching lines @@
     {
         return this._words.get(word) || 0;
     },
 
     reset: function()
     {
         this._words.clear();
         this._index.clear();
     }
 }