Change NTPSnippetsBridge to read from ContentSuggestionsService

components/ntp_snippets/content_suggestions_service.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_CONTENT_SUGGESTIONS_SERVICE_H_
 #define COMPONENTS_NTP_SNIPPETS_CONTENT_SUGGESTIONS_SERVICE_H_
 
 #include <stddef.h>
 
 #include <map>
 #include <string>
 #include <vector>
 
 #include "base/callback_forward.h"
 #include "base/observer_list.h"
 #include "components/keyed_service/core/keyed_service.h"
 #include "components/ntp_snippets/content_suggestions_category_status.h"
 #include "components/ntp_snippets/content_suggestions_provider.h"
 
 namespace gfx {
 class Image;
 }
 
 namespace ntp_snippets {
 
 // Retrieves suggestions from a number of ContentSuggestionsProviders and serves
 // them grouped into categories. There can be at most one provider per category.
-// NOTE: This class is not yet in use, please use NTPSnippetsService for now
-// (see ntp_snippets_service.h).
 class ContentSuggestionsService : public KeyedService,
                                   public ContentSuggestionsProvider::Observer {
  public:
   using ImageFetchedCallback =
       base::Callback<void(const std::string& suggestion_id, const gfx::Image&)>;
 
   class Observer {
    public:
     // Fired every time the service receives a new set of data, replacing any
     // previously available data (though in most cases there will be an overlap
@@ skipping 127 matching lines @@
   base::ObserverList<Observer> observers_;
 
   const std::vector<ContentSuggestion> no_suggestions_;
 
   DISALLOW_COPY_AND_ASSIGN(ContentSuggestionsService);
 };
 
 }  // namespace ntp_snippets
 
 #endif  // COMPONENTS_NTP_SNIPPETS_CONTENT_SUGGESTIONS_SERVICE_H_