Fetch snippets from ChromeReader and show them on the NTP

components/ntp_snippets/ntp_snippet.cc

 // Copyright 2015 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.
 
 #include "components/ntp_snippets/ntp_snippet.h"
 #include "base/values.h"
 
 namespace ntp_snippets {
 
 NTPSnippet::NTPSnippet(const GURL& url) : url_(url) {
   DCHECK(url_.is_valid() && !url.is_empty());
 }
 
 NTPSnippet::~NTPSnippet() {}
 
 // static
-std::unique_ptr<NTPSnippet> NTPSnippet::NTPSnippetFromDictionary(
+scoped_ptr<NTPSnippet> NTPSnippet::NTPSnippetFromDictionary(
     const base::DictionaryValue& dict) {
   // Need at least the url.
   std::string url;
   if (!dict.GetString("url", &url))
     return nullptr;
 
-  std::unique_ptr<NTPSnippet> snippet(new NTPSnippet(GURL(url)));
+  scoped_ptr<NTPSnippet> snippet(new NTPSnippet(GURL(url)));
 
   std::string site_title;
   if (dict.GetString("site_title", &site_title))
     snippet->set_site_title(site_title);
   std::string favicon_url;
   if (dict.GetString("favicon_url", &favicon_url))
     snippet->set_favicon_url(GURL(favicon_url));
   std::string title;
   if (dict.GetString("title", &title))
     snippet->set_title(title);
   std::string snippet_str;
   if (dict.GetString("snippet", &snippet_str))
     snippet->set_snippet(snippet_str);
   std::string salient_image_url;
   if (dict.GetString("thumbnailUrl", &salient_image_url))
     snippet->set_salient_image_url(GURL(salient_image_url));
   int creation_timestamp;
   if (dict.GetInteger("creationTimestampSec", &creation_timestamp)) {
     snippet->set_publish_date(base::Time::UnixEpoch() +
                               base::TimeDelta::FromSeconds(creation_timestamp));
   }
   // TODO: Dates in json?
 
   return snippet;
 }
 
 }  // namespace ntp_snippets