[Content suggestions] Allow to specify URLs for favicons

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>
 
@@ skipping 94 matching lines @@
 
   ~ContentSuggestion();
 
   // An ID for identifying the suggestion. The ID is unique application-wide.
   const ID& id() const { return id_; }
 
   // The URL where the content referenced by the suggestion can be accessed.
   // This may be an AMP URL.
   const GURL& url() const { return url_; }
 
+  // The URL of a page that links to a favicon that represents the suggestion.
+  const GURL& url_with_favicon() const {
+    return url_with_favicon_.is_valid() ? url_with_favicon_ : url_;
+  }
+  void set_url_with_favicon(const GURL& url_with_favicon) {
+    url_with_favicon_ = url_with_favicon;
+  }
+
   // Title of the suggestion.
   const base::string16& title() const { return title_; }
   void set_title(const base::string16& title) { title_ = title; }
 
   // Summary or relevant textual extract from the content.
   const base::string16& snippet_text() const { return snippet_text_; }
   void set_snippet_text(const base::string16& snippet_text) {
     snippet_text_ = snippet_text;
   }
 
@@ skipping 54 matching lines @@
       std::unique_ptr<NotificationExtra> notification_extra);
 
   const base::Time& fetch_date() const { return fetch_date_; }
   void set_fetch_date(const base::Time& fetch_date) {
     fetch_date_ = fetch_date;
   }
 
  private:
   ID id_;
   GURL url_;
+  GURL url_with_favicon_;
   base::string16 title_;
   base::string16 snippet_text_;
   base::Time publish_date_;
   base::string16 publisher_name_;
   float score_;
   std::unique_ptr<DownloadSuggestionExtra> download_suggestion_extra_;
   std::unique_ptr<RecentTabSuggestionExtra> recent_tab_suggestion_extra_;
   std::unique_ptr<ReadingListSuggestionExtra> reading_list_suggestion_extra_;
   std::unique_ptr<NotificationExtra> notification_extra_;
 
   // The time when the remote suggestion was fetched from the server. This field
   // is only populated when the ContentSuggestion is created from a
   // RemoteSuggestion.
   base::Time fetch_date_;
 
   DISALLOW_COPY_AND_ASSIGN(ContentSuggestion);
 };
 
 std::ostream& operator<<(std::ostream& os, const ContentSuggestion::ID& id);
 
 }  // namespace ntp_snippets
 
 #endif  // COMPONENTS_NTP_SNIPPETS_CONTENT_SUGGESTION_H_