Convert //chrome/installer from scoped_ptr to std::unique_ptr

chrome/installer/util/installer_state_unittest.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/installer/util/installer_state.h"
 
 #include <windows.h>
 #include <stddef.h>
 
 #include <fstream>
@@ skipping 458 matching lines @@
                           new Version(chrome::kChromeVersion));
 
   // Now we're invoked to install multi Chrome.
   base::CommandLine cmd_line(
       base::CommandLine::FromString(L"setup.exe --multi-install --chrome"));
   MasterPreferences prefs(cmd_line);
   InstallerState installer_state;
   installer_state.Initialize(cmd_line, prefs, machine_state);
 
   // Is the Chrome version picked up?
-  scoped_ptr<Version> version(installer_state.GetCurrentVersion(machine_state));
+  std::unique_ptr<Version> version(
+      installer_state.GetCurrentVersion(machine_state));
   EXPECT_TRUE(version.get() != NULL);
 }
 
 TEST_F(InstallerStateTest, IsFileInUse) {
   base::ScopedTempDir temp_dir;
   ASSERT_TRUE(temp_dir.CreateUniqueTempDir());
 
   base::FilePath temp_file;
   ASSERT_TRUE(base::CreateTemporaryFileInDir(temp_dir.path(), &temp_file));
 
@@ skipping 232 matching lines @@
     return installer_state_;
   }
 
   static Version* low_version_;
   static Version* opv_version_;
   static Version* middle_version_;
   static Version* pv_version_;
   static Version* high_version_;
 
   base::CommandLine cmd_line_;
-  scoped_ptr<MasterPreferences> prefs_;
+  std::unique_ptr<MasterPreferences> prefs_;
   InstallationState machine_state_;
   MockInstallerState installer_state_;
 };
 
 Version* InstallerStateCriticalVersionTest::low_version_ = NULL;
 Version* InstallerStateCriticalVersionTest::opv_version_ = NULL;
 Version* InstallerStateCriticalVersionTest::middle_version_ = NULL;
 Version* InstallerStateCriticalVersionTest::pv_version_ = NULL;
 Version* InstallerStateCriticalVersionTest::high_version_ = NULL;
 
@@ skipping 82 matching lines @@
   // Critical update newer than the new version.
   EXPECT_FALSE(
       installer_state.DetermineCriticalVersion(NULL, *pv_version_).IsValid());
   EXPECT_FALSE(
       installer_state.DetermineCriticalVersion(opv_version_, *pv_version_)
           .IsValid());
   EXPECT_FALSE(
       installer_state.DetermineCriticalVersion(pv_version_, *pv_version_)
           .IsValid());
 }