Simplify TranslateRanker API.

components/translate/core/browser/translate_manager.cc

 // Copyright 2014 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 "components/translate/core/browser/translate_manager.h"
 
 #include <map>
 
 #include "base/bind.h"
 #include "base/command_line.h"
@@ skipping 202 matching lines @@
 
   // Don't translate similar languages (ex: en-US to en).
   if (language_code == target_lang) {
     TranslateBrowserMetrics::ReportInitiationStatus(
         TranslateBrowserMetrics::INITIATION_STATUS_SIMILAR_LANGUAGES);
     return;
   }
 
   // Querying the ranker now, but not exiting immediately so that we may log
   // other potential suppression reasons.
-  bool should_offer_translation = translate_ranker_->ShouldOfferTranslation(
-      *translate_prefs, language_code, target_lang, translate_event_.get());
+  bool should_offer_translation =
+      translate_ranker_->ShouldOfferTranslation(translate_event_.get());
 
   // Nothing to do if either the language Chrome is in or the language of
   // the page is not supported by the translation server.
   if (target_lang.empty() ||
       !TranslateDownloadManager::IsSupportedLanguage(language_code)) {
     TranslateBrowserMetrics::ReportInitiationStatus(
         TranslateBrowserMetrics::INITIATION_STATUS_LANGUAGE_IS_NOT_SUPPORTED);
     TranslateBrowserMetrics::ReportUnsupportedLanguageAtInitiation(
         language_code);
     RecordTranslateEvent(metrics::TranslateEventProto::UNSUPPORTED_LANGUAGE);
@@ skipping 373 matching lines @@
           source_language) &&
       !ShouldOverrideDecision(
           metrics::TranslateEventProto::LANGUAGE_DISABLED_BY_AUTO_BLACKLIST)) {
     return true;
   }
 
   return false;
 }
 
 }  // namespace translate