Show dictionary changes in chrome://settings/editDictionary as changes come in

chrome/browser/ui/webui/options/language_dictionary_overlay_handler.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/ui/webui/options/language_dictionary_overlay_handler.h"
 
 #include "base/bind.h"
 #include "base/values.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/spellchecker/spellcheck_factory.h"
@@ skipping 59 matching lines @@
   if (dictionary_)
     dictionary_->RemoveObserver(this);
 }
 
 void LanguageDictionaryOverlayHandler::OnCustomDictionaryLoaded() {
   ResetDictionaryWords();
 }
 
 void LanguageDictionaryOverlayHandler::OnCustomDictionaryWordAdded(
     const std::string& word) {
+  ListValue add_words;
+  ListValue remove_words;
+  add_words.AppendString(word);
+  web_ui()->CallJavascriptFunction("EditDictionaryOverlay.updateWords",
+                                   add_words,
+                                   remove_words);
 }
 
 void LanguageDictionaryOverlayHandler::OnCustomDictionaryWordRemoved(
     const std::string& word) {
+  ListValue add_words;
+  ListValue remove_words;
+  remove_words.AppendString(word);
+  web_ui()->CallJavascriptFunction("EditDictionaryOverlay.updateWords",
+                                   add_words,
+                                   remove_words);
 }
 
 void LanguageDictionaryOverlayHandler::ResetDictionaryWords() {
   if (!overlay_initialized_)
     return;
 
   if (!dictionary_) {
     dictionary_ = SpellcheckServiceFactory::GetForProfile(
         Profile::FromWebUI(web_ui()))->GetCustomDictionary();
     dictionary_->AddObserver(this);
@@ skipping 22 matching lines @@
 void LanguageDictionaryOverlayHandler::RemoveWord(const ListValue* args) {
   std::string old_word;
   if (!args->GetString(0, &old_word) || old_word.empty() || !dictionary_) {
     NOTREACHED();
     return;
   }
   dictionary_->RemoveWord(old_word);
 }
 
 }  // namespace options