RemoteSuggestionsFetcher: Remove ChromeReader integration

components/ntp_snippets/remote/remote_suggestions_fetcher.h

 // Copyright 2016 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.
 
 #ifndef COMPONENTS_NTP_SNIPPETS_REMOTE_REMOTE_SUGGESTIONS_FETCHER_H_
 #define COMPONENTS_NTP_SNIPPETS_REMOTE_REMOTE_SUGGESTIONS_FETCHER_H_
 
 #include <memory>
 #include <queue>
 #include <string>
@@ skipping 172 matching lines @@
       std::pair<internal::JsonRequest::Builder, SnippetsAvailableCallback>>
       pending_requests_;
 
   // Weak reference, not owned.
   translate::LanguageModel* const language_model_;
 
   const ParseJSONCallback parse_json_callback_;
 
   // API endpoint for fetching suggestions.
   const GURL fetch_url_;
-  // Which API to use
-  const internal::FetchAPI fetch_api_;
 
   // API key to use for non-authenticated requests.
   const std::string api_key_;
 
   // Allow for an injectable clock for testing.
   std::unique_ptr<base::Clock> clock_;
 
   // Classifier that tells us how active the user is. Not owned.
   const UserClassifier* user_classifier_;
 
   // Info on the last finished fetch.
   std::string last_status_;
   std::string last_fetch_json_;
 
   DISALLOW_COPY_AND_ASSIGN(RemoteSuggestionsFetcher);
 };
 
 }  // namespace ntp_snippets
 
 #endif  // COMPONENTS_NTP_SNIPPETS_REMOTE_REMOTE_SUGGESTIONS_FETCHER_H_