Convert chrome/common to std::unique_ptr

chrome/common/auto_start_linux.cc

 // Copyright (c) 2012 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 "chrome/common/auto_start_linux.h"
 
 #include <stddef.h>
 
+#include <memory>
+
 #include "base/environment.h"
 #include "base/files/file_path.h"
 #include "base/files/file_util.h"
 #include "base/logging.h"
-#include "base/memory/scoped_ptr.h"
 #include "base/nix/xdg_util.h"
 #include "base/strings/string_tokenizer.h"
 
 namespace {
 
 const base::FilePath::CharType kAutostart[] = "autostart";
 
 base::FilePath GetAutostartDirectory(base::Environment* environment) {
   base::FilePath result = base::nix::GetXDGDirectory(
       environment,
       base::nix::kXdgConfigHomeEnvVar,
       base::nix::kDotConfigDir);
   result = result.Append(kAutostart);
   return result;
 }
 
 }  // namespace
 
 bool AutoStart::AddApplication(const std::string& autostart_filename,
                                const std::string& application_name,
                                const std::string& command_line,
                                bool is_terminal_app) {
-  scoped_ptr<base::Environment> environment(base::Environment::Create());
+  std::unique_ptr<base::Environment> environment(base::Environment::Create());
   base::FilePath autostart_directory = GetAutostartDirectory(environment.get());
   if (!base::DirectoryExists(autostart_directory) &&
       !base::CreateDirectory(autostart_directory)) {
     return false;
   }
 
   base::FilePath autostart_file =
       autostart_directory.Append(autostart_filename);
   std::string terminal = is_terminal_app ? "true" : "false";
   std::string autostart_file_contents =
       "[Desktop Entry]\n"
       "Type=Application\n"
       "Terminal=" + terminal + "\n"
       "Exec=" + command_line + "\n"
       "Name=" + application_name + "\n";
   std::string::size_type content_length = autostart_file_contents.length();
   if (base::WriteFile(autostart_file, autostart_file_contents.c_str(),
                       content_length) !=
       static_cast<int>(content_length)) {
     base::DeleteFile(autostart_file, false);
     return false;
   }
   return true;
 }
 
 bool AutoStart::Remove(const std::string& autostart_filename) {
-  scoped_ptr<base::Environment> environment(base::Environment::Create());
+  std::unique_ptr<base::Environment> environment(base::Environment::Create());
   base::FilePath autostart_directory = GetAutostartDirectory(environment.get());
   base::FilePath autostart_file =
       autostart_directory.Append(autostart_filename);
   return base::DeleteFile(autostart_file, false);
 }
 
 bool AutoStart::GetAutostartFileContents(
     const std::string& autostart_filename, std::string* contents) {
-  scoped_ptr<base::Environment> environment(base::Environment::Create());
+  std::unique_ptr<base::Environment> environment(base::Environment::Create());
   base::FilePath autostart_directory = GetAutostartDirectory(environment.get());
   base::FilePath autostart_file =
       autostart_directory.Append(autostart_filename);
   return base::ReadFileToString(autostart_file, contents);
 }
 
 bool AutoStart::GetAutostartFileValue(const std::string& autostart_filename,
                                       const std::string& value_name,
                                       std::string* value) {
   std::string contents;
   if (!GetAutostartFileContents(autostart_filename, &contents))
     return false;
   base::StringTokenizer tokenizer(contents, "\n");
   std::string token = value_name + "=";
   while (tokenizer.GetNext()) {
     if (tokenizer.token().substr(0, token.length()) == token) {
       *value = tokenizer.token().substr(token.length());
       return true;
     }
   }
   return false;
 }