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

extensions/browser/sandboxed_unpacker_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 "base/base64.h"
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/files/file_util.h"
 #include "base/memory/ref_counted.h"
 #include "base/path_service.h"
@@ skipping 113 matching lines @@
   base::FilePath GetInstallPath() {
     return client_->temp_dir().AppendASCII(kTempExtensionName);
   }
 
   base::string16 GetInstallError() { return client_->unpack_err(); }
 
  protected:
   base::ScopedTempDir extensions_dir_;
   MockSandboxedUnpackerClient* client_;
   scoped_refptr<SandboxedUnpacker> sandboxed_unpacker_;
-  scoped_ptr<content::TestBrowserThreadBundle> browser_threads_;
-  scoped_ptr<content::InProcessUtilityThreadHelper>
+  std::unique_ptr<content::TestBrowserThreadBundle> browser_threads_;
+  std::unique_ptr<content::InProcessUtilityThreadHelper>
       in_process_utility_thread_helper_;
 };
 
 TEST_F(SandboxedUnpackerTest, NoCatalogsSuccess) {
   SetupUnpacker("no_l10n.crx", "");
   // Check that there is no _locales folder.
   base::FilePath install_path = GetInstallPath().Append(kLocaleFolder);
   EXPECT_FALSE(base::PathExists(install_path));
 }
 
@@ skipping 36 matching lines @@
   EXPECT_EQ(base::string16(), GetInstallError());
 }
 
 TEST_F(SandboxedUnpackerTest, SkipHashCheck) {
   SetupUnpacker("good_l10n.crx", "badhash");
   // Check that there is no error message.
   EXPECT_EQ(base::string16(), GetInstallError());
 }
 
 }  // namespace extensions