Revert "Remove spellcheck feedback."

chrome/browser/spellchecker/spellcheck_service.cc

Index: chrome/browser/spellchecker/spellcheck_service.cc
diff --git a/chrome/browser/spellchecker/spellcheck_service.cc b/chrome/browser/spellchecker/spellcheck_service.cc
index f40924e8c18e3ff48c2c981a1514e2ff5b7ce827..a0411012c86d26c1162e74392ba5301dd821b813 100644
--- a/chrome/browser/spellchecker/spellcheck_service.cc
+++ b/chrome/browser/spellchecker/spellcheck_service.cc
@@ -41,6 +41,15 @@ SpellcheckService::SpellcheckService(content::BrowserContext* context)
   PrefService* prefs = user_prefs::UserPrefs::Get(context);
   pref_change_registrar_.Init(prefs);
 
+  std::string language_code;
+  std::string country_code;
+  chrome::spellcheck_common::GetISOLanguageCountryCodeFromLocale(
+      prefs->GetString(prefs::kSpellCheckDictionary),
+      &language_code,
+      &country_code);
+  feedback_sender_.reset(new spellcheck::FeedbackSender(
+      context->GetRequestContext(), language_code, country_code));
+
   pref_change_registrar_.Add(
       prefs::kEnableAutoSpellCorrect,
       base::Bind(&SpellcheckService::OnEnableAutoSpellCorrectChanged,
@@ -183,6 +192,10 @@ SpellcheckHunspellDictionary* SpellcheckService::GetHunspellDictionary() {
   return hunspell_dictionary_.get();
 }
 
+spellcheck::FeedbackSender* SpellcheckService::GetFeedbackSender() {
+  return feedback_sender_.get();
+}
+
 bool SpellcheckService::LoadExternalDictionary(std::string language,
                                                std::string locale,
                                                std::string path,
@@ -278,6 +291,12 @@ void SpellcheckService::OnSpellCheckDictionaryChanged() {
       dictionary, context_->GetRequestContext(), this));
   hunspell_dictionary_->AddObserver(this);
   hunspell_dictionary_->Load();
+  std::string language_code;
+  std::string country_code;
+  chrome::spellcheck_common::GetISOLanguageCountryCodeFromLocale(
+      dictionary, &language_code, &country_code);
+  feedback_sender_->OnLanguageCountryChange(language_code, country_code);
+  UpdateFeedbackSenderState();
 }
 
 void SpellcheckService::OnUseSpellingServiceChanged() {
@@ -285,4 +304,14 @@ void SpellcheckService::OnUseSpellingServiceChanged() {
       prefs::kSpellCheckUseSpellingService);
   if (metrics_)
     metrics_->RecordSpellingServiceStats(enabled);
+  UpdateFeedbackSenderState();
+}
+
+void SpellcheckService::UpdateFeedbackSenderState() {
+  if (SpellingServiceClient::IsAvailable(
+          context_, SpellingServiceClient::SPELLCHECK)) {
+    feedback_sender_->StartFeedbackCollection();
+  } else {
+    feedback_sender_->StopFeedbackCollection();
+  }
 }