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

chrome/browser/chromeos/file_system_provider/throttled_file_system_unittest.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 "chrome/browser/chromeos/file_system_provider/throttled_file_system.h"
 
 #include <stddef.h>
 
+#include <memory>
 #include <vector>
 
 #include "base/files/file.h"
-#include "base/memory/scoped_ptr.h"
+#include "base/memory/ptr_util.h"
 #include "base/run_loop.h"
 #include "chrome/browser/chromeos/file_system_provider/abort_callback.h"
 #include "chrome/browser/chromeos/file_system_provider/fake_provided_file_system.h"
 #include "chrome/browser/chromeos/file_system_provider/provided_file_system_info.h"
 #include "chrome/common/extensions/api/file_system_provider_capabilities/file_system_provider_capabilities_handler.h"
 #include "content/public/test/test_browser_thread_bundle.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace chromeos {
 namespace file_system_provider {
@@ skipping 30 matching lines @@
   void SetUpFileSystem(size_t limit) {
     MountOptions options(kFileSystemId, kDisplayName);
     options.opened_files_limit = limit;
 
     ProvidedFileSystemInfo file_system_info(
         kExtensionId, options, base::FilePath() /* mount_path */,
         false /* configurable */, true /* watchable */,
         extensions::SOURCE_FILE);
 
     file_system_.reset(new ThrottledFileSystem(
-        make_scoped_ptr(new FakeProvidedFileSystem(file_system_info))));
+        base::WrapUnique(new FakeProvidedFileSystem(file_system_info))));
   }
 
   content::TestBrowserThreadBundle thread_bundle_;
-  scoped_ptr<ThrottledFileSystem> file_system_;
+  std::unique_ptr<ThrottledFileSystem> file_system_;
 };
 
 TEST_F(FileSystemProviderThrottledFileSystemTest, OpenFile_LimitedToOneAtOnce) {
   SetUpFileSystem(1);
 
   OpenLog first_open_log;
   file_system_->OpenFile(base::FilePath(kFakeFilePath), OPEN_FILE_MODE_READ,
                          base::Bind(&LogOpen, &first_open_log));
 
   OpenLog second_open_log;
@@ skipping 74 matching lines @@
 
   base::RunLoop().RunUntilIdle();
 
   ASSERT_EQ(1u, first_open_log.size());
   EXPECT_EQ(base::File::FILE_OK, first_open_log[0].second);
   EXPECT_EQ(0u, second_open_log.size());
 }
 
 }  // namespace file_system_provider
 }  // namespace chromeos