Sync user's custom spellcheck dictionary

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

Index: chrome/browser/ui/webui/options/language_dictionary_overlay_handler.cc
diff --git a/chrome/browser/ui/webui/options/language_dictionary_overlay_handler.cc b/chrome/browser/ui/webui/options/language_dictionary_overlay_handler.cc
index 32a5eccc4102513733c0b6ad892d08624c657309..3e63ecf254393111f4f495a1a23c2e058041b335 100644
--- a/chrome/browser/ui/webui/options/language_dictionary_overlay_handler.cc
+++ b/chrome/browser/ui/webui/options/language_dictionary_overlay_handler.cc
@@ -75,12 +75,15 @@ void LanguageDictionaryOverlayHandler::OnCustomDictionaryLoaded() {
   ResetDictionaryWords();
 }
 
-void LanguageDictionaryOverlayHandler::OnCustomDictionaryWordAdded(
-    const std::string& word) {
-}
-
-void LanguageDictionaryOverlayHandler::OnCustomDictionaryWordRemoved(
-    const std::string& word) {
+void LanguageDictionaryOverlayHandler::OnCustomDictionaryChanged(
+    const SpellcheckCustomDictionary::Change& dictionary_change) {
+  ListValue add_words;
+  ListValue remove_words;
+  add_words.AppendStrings(dictionary_change.to_add());
+  remove_words.AppendStrings(dictionary_change.to_remove());
+  web_ui()->CallJavascriptFunction("EditDictionaryOverlay.updateWords",
+                                   add_words,
+                                   remove_words);
 }
 
 void LanguageDictionaryOverlayHandler::ResetDictionaryWords() {