Add ContentSuggestionsService

components/ntp_snippets/content_suggestion.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_SUGGESTION_H_
 #define COMPONENTS_NTP_SNIPPETS_CONTENT_SUGGESTION_H_
 
 #include <memory>
 #include <string>
 #include <vector>
 
 #include "base/macros.h"
 #include "base/time/time.h"
 #include "components/ntp_snippets/content_suggestion_category.h"
 #include "components/ntp_snippets/content_suggestions_provider_type.h"
 #include "url/gurl.h"
 
 namespace ntp_snippets {
 
 // A content suggestion for the new tab page, which can be an article or an
 // offline page, for example.
 // NOTE: This class is not yet in use, please use NTPSnippet for now
 // (see ntp_snippet.h).
 class ContentSuggestion {
  public:
   ContentSuggestion(const std::string& id,
                     const ContentSuggestionsProviderType provider,
                     const ContentSuggestionCategory category,
                     const GURL& url);
+  ContentSuggestion(ContentSuggestion&&);
+  ContentSuggestion& operator=(ContentSuggestion&&);
 
   ~ContentSuggestion();
 
   // An ID for identifying the suggestion. The ID is unique among all
   // suggestions from the same provider, so to determine a globally unique
   // identifier, combine this ID with the provider type.
   const std::string& id() const { return id_; }
 
   // The provider that created this suggestion.
   ContentSuggestionsProviderType provider() const { return provider_; }
@@ skipping 52 matching lines @@
   base::Time publish_date_;
   std::string publisher_name_;
   float score_;
 
   DISALLOW_COPY_AND_ASSIGN(ContentSuggestion);
 };
 
 }  // namespace ntp_snippets
 
 #endif  // COMPONENTS_NTP_SNIPPETS_CONTENT_SUGGESTION_H_