Remove spellchecker feedback.

chrome/browser/spellchecker/spellcheck_service.h

Index: chrome/browser/spellchecker/spellcheck_service.h
diff --git a/chrome/browser/spellchecker/spellcheck_service.h b/chrome/browser/spellchecker/spellcheck_service.h
index 70a8e53369f9873bccbe8058a621f04998fff8a9..dbcb32118ce1242d6b3a26a048ddbeccf452626d 100644
--- a/chrome/browser/spellchecker/spellcheck_service.h
+++ b/chrome/browser/spellchecker/spellcheck_service.h
@@ -37,10 +37,6 @@ class NotificationDetails;
 class NotificationSource;
 }
 
-namespace spellcheck {
-class FeedbackSender;
-}
-
 // Encapsulates the browser side spellcheck service. There is one of these per
 // profile and each is created by the SpellCheckServiceFactory.  The
 // SpellcheckService maintains any per-profile information about spellcheck.
@@ -115,9 +111,6 @@ class SpellcheckService : public KeyedService,
   // Returns the instance of the vector of Hunspell dictionaries.
   const ScopedVector<SpellcheckHunspellDictionary>& GetHunspellDictionaries();
 
-  // Returns the instance of the spelling service feedback sender.
-  spellcheck::FeedbackSender* GetFeedbackSender();
-
   // Load a dictionary from a given path. Format specifies how the dictionary
   // is stored. Return value is true if successful.
   bool LoadExternalDictionary(std::string language,
@@ -171,10 +164,6 @@ class SpellcheckService : public KeyedService,
   // prefs::kAcceptLanguages.
   void OnAcceptLanguagesChanged();
 
-  // Enables the feedback sender if spelling server is available and enabled.
-  // Otherwise disables the feedback sender.
-  void UpdateFeedbackSenderState();
-
   PrefChangeRegistrar pref_change_registrar_;
   content::NotificationRegistrar registrar_;
 
@@ -187,8 +176,6 @@ class SpellcheckService : public KeyedService,
 
   ScopedVector<SpellcheckHunspellDictionary> hunspell_dictionaries_;
 
-  std::unique_ptr<spellcheck::FeedbackSender> feedback_sender_;
-
   base::WeakPtrFactory<SpellcheckService> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(SpellcheckService);