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

chrome/browser/extensions/api/file_handlers/directory_util_unittest.cc

 // Copyright 2016 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/file_handlers/directory_util.h"
 
+#include <memory>
 #include <set>
 #include <string>
 #include <vector>
 
 #include "base/files/file_path.h"
 #include "base/files/file_util.h"
-#include "base/memory/scoped_ptr.h"
 #include "base/run_loop.h"
 #include "chrome/test/base/testing_profile.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/test/test_browser_thread_bundle.h"
 #include "content/public/test/test_utils.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace extensions {
 namespace app_file_handler_util {
 namespace {
 
 const char kRandomPath[] = "/random/path";
 
 void OnCollectForEntriesPath(
     std::set<base::FilePath>* output,
-    scoped_ptr<std::set<base::FilePath>> path_directory_set) {
+    std::unique_ptr<std::set<base::FilePath>> path_directory_set) {
   *output = *path_directory_set;
 }
 
 }  // namespace
 
 class IsDirectoryUtilTest : public testing::Test {
  protected:
   IsDirectoryUtilTest() {}
   ~IsDirectoryUtilTest() override {}
 
@@ skipping 20 matching lines @@
   collector.CollectForEntriesPaths(
       paths, base::Bind(&OnCollectForEntriesPath, &result));
   content::RunAllBlockingPoolTasksUntilIdle();
 
   ASSERT_EQ(1u, result.size());
   EXPECT_GT(result.count(dir_path_), 0u);
 }
 
 }  // namespace app_file_handler_util
 }  // namespace extensions