Reading List: Open distilled article first if no network.

components/reading_list/ios/reading_list_model_impl.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_READING_LIST_IOS_READING_LIST_MODEL_IMPL_H_
 #define COMPONENTS_READING_LIST_IOS_READING_LIST_MODEL_IMPL_H_
 
 #include <map>
 #include <memory>
 
@@ skipping 37 matching lines @@
   size_t unread_size() const override;
   size_t unseen_size() const override;
 
   void MarkAllSeen() override;
   bool HasUnseenEntries() const override;
   void ResetUnseenEntries() override;
 
   const std::vector<GURL> Keys() const override;
 
   const ReadingListEntry* GetEntryByURL(const GURL& gurl) const override;
+  const ReadingListEntry* GetFirstUnreadEntry(bool distilled) const override;
 
   void RemoveEntryByURL(const GURL& url) override;
 
   const ReadingListEntry& AddEntry(const GURL& url,
                                    const std::string& title) override;
 
   void SetReadStatus(const GURL& url, bool read) override;
 
   void SetEntryTitle(const GURL& url, const std::string& title) override;
   void SetEntryDistilledPath(const GURL& url,
@@ skipping 57 matching lines @@
 
   std::unique_ptr<ReadingListModelStorage> storage_layer_;
   PrefService* pref_service_;
   bool has_unseen_;
   bool loaded_;
   base::WeakPtrFactory<ReadingListModelImpl> weak_ptr_factory_;
   DISALLOW_COPY_AND_ASSIGN(ReadingListModelImpl);
 };
 
 #endif  // COMPONENTS_READING_LIST_IOS_READING_LIST_MODEL_IMPL_H_