Convert //chromecast from scoped_ptr to std::unique_ptr

chromecast/base/serializers.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 "chromecast/base/serializers.h"
 
 #include "base/json/json_file_value_serializer.h"
 #include "base/json/json_string_value_serializer.h"
 #include "base/logging.h"
 
 namespace chromecast {
 
-scoped_ptr<base::Value> DeserializeFromJson(const std::string& text) {
+std::unique_ptr<base::Value> DeserializeFromJson(const std::string& text) {
   JSONStringValueDeserializer deserializer(text);
 
   int error_code = -1;
   std::string error_msg;
-  scoped_ptr<base::Value> value =
+  std::unique_ptr<base::Value> value =
       deserializer.Deserialize(&error_code, &error_msg);
   DLOG_IF(ERROR, !value) << "JSON error " << error_code << ":" << error_msg;
 
   // Value will hold the nullptr in case of an error.
   return value;
 }
 
-scoped_ptr<std::string> SerializeToJson(const base::Value& value) {
-  scoped_ptr<std::string> json_str(new std::string());
+std::unique_ptr<std::string> SerializeToJson(const base::Value& value) {
+  std::unique_ptr<std::string> json_str(new std::string());
   JSONStringValueSerializer serializer(json_str.get());
   if (!serializer.Serialize(value))
     json_str.reset(nullptr);
   return json_str;
 }
 
-scoped_ptr<base::Value> DeserializeJsonFromFile(const base::FilePath& path) {
+std::unique_ptr<base::Value> DeserializeJsonFromFile(
+    const base::FilePath& path) {
   JSONFileValueDeserializer deserializer(path);
 
   int error_code = -1;
   std::string error_msg;
-  scoped_ptr<base::Value> value =
+  std::unique_ptr<base::Value> value =
       deserializer.Deserialize(&error_code, &error_msg);
   DLOG_IF(ERROR, !value) << "JSON error " << error_code << ":" << error_msg;
 
   // Value will hold the nullptr in case of an error.
   return value;
 }
 
 bool SerializeJsonToFile(const base::FilePath& path, const base::Value& value) {
   JSONFileValueSerializer serializer(path);
   return serializer.Serialize(value);
 }
 
 }  // namespace chromecast