Convert //chrome/browser/extensions from scoped_ptr to std::unique_ptr

chrome/browser/extensions/api/messaging/native_process_launcher_win.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/browser/extensions/api/messaging/native_process_launcher.h"
 
 #include <windows.h>
 #include <stdint.h>
 
 #include "base/command_line.h"
@@ skipping 122 matching lines @@
   if (!stdin_pipe.IsValid()) {
     LOG(ERROR) << "Failed to create pipe " << in_pipe_name;
     return false;
   }
 
   DWORD comspec_length = ::GetEnvironmentVariable(L"COMSPEC", NULL, 0);
   if (comspec_length == 0) {
     LOG(ERROR) << "COMSPEC is not set";
     return false;
   }
-  scoped_ptr<wchar_t[]> comspec(new wchar_t[comspec_length]);
+  std::unique_ptr<wchar_t[]> comspec(new wchar_t[comspec_length]);
   ::GetEnvironmentVariable(L"COMSPEC", comspec.get(), comspec_length);
 
   base::string16 command_line_string = command_line.GetCommandLineString();
 
   base::string16 command = base::StringPrintf(
       L"%ls /c %ls < %ls > %ls", comspec.get(), command_line_string.c_str(),
       in_pipe_name.c_str(), out_pipe_name.c_str());
 
   base::LaunchOptions options;
   options.start_hidden = true;
@@ skipping 17 matching lines @@
   }
 
   *process = std::move(cmd_process);
   *read_file = base::File::CreateForAsyncHandle(stdout_pipe.Take());
   *write_file = base::File::CreateForAsyncHandle(stdin_pipe.Take());
 
   return true;
 }
 
 }  // namespace extensions