Switch //components away from base::ListValue::Append(Value*) overload.

components/bookmarks/browser/bookmark_codec.h

 // Copyright 2014 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_BOOKMARKS_BROWSER_BOOKMARK_CODEC_H_
 #define COMPONENTS_BOOKMARKS_BROWSER_BOOKMARK_CODEC_H_
 
 #include <stdint.h>
+
+#include <memory>
 #include <set>
 #include <string>
 
 #include "base/macros.h"
 #include "base/md5.h"
 #include "base/strings/string16.h"
 #include "components/bookmarks/browser/bookmark_node.h"
 
 namespace base {
 class DictionaryValue;
@@ skipping 82 matching lines @@
   static const char kChildrenKey[];
   static const char kMetaInfo[];
   static const char kSyncTransactionVersion[];
 
   // Possible values for kTypeKey.
   static const char kTypeURL[];
   static const char kTypeFolder[];
 
  private:
   // Encodes node and all its children into a Value object and returns it.
-  // The caller takes ownership of the returned object.
-  base::Value* EncodeNode(const BookmarkNode* node);
+  std::unique_ptr<base::Value> EncodeNode(const BookmarkNode* node);
 
   // Encodes the given meta info into a Value object and returns it. The caller
   // takes ownership of the returned object.
   base::Value* EncodeMetaInfo(const BookmarkNode::MetaInfoMap& meta_info_map);
 
   // Helper to perform decoding.
   bool DecodeHelper(BookmarkNode* bb_node,
                     BookmarkNode* other_folder_node,
                     BookmarkNode* mobile_folder_node,
                     const base::Value& value);
@@ skipping 80 matching lines @@
 
   // Sync transaction version set on bookmark model root.
   int64_t model_sync_transaction_version_;
 
   DISALLOW_COPY_AND_ASSIGN(BookmarkCodec);
 };
 
 }  // namespace bookmarks
 
 #endif  // COMPONENTS_BOOKMARKS_BROWSER_BOOKMARK_CODEC_H_