Automated IWYU fix for TaskRunner includes.

chrome/browser/safe_browsing/chrome_cleaner/reporter_runner_browsertest_win.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/safe_browsing/chrome_cleaner/reporter_runner_win.h"
 
 #include <initializer_list>
 #include <set>
 #include <tuple>
 #include <utility>
 #include <vector>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/callback.h"
 #include "base/callback_helpers.h"
 #include "base/files/file_path.h"
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "base/message_loop/message_loop.h"
 #include "base/run_loop.h"
+#include "base/single_thread_task_runner.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/test/multiprocess_test.h"
 #include "base/test/scoped_feature_list.h"
 #include "base/test/test_mock_time_task_runner.h"
 #include "base/threading/sequenced_task_runner_handle.h"
 #include "base/threading/thread_task_runner_handle.h"
 #include "base/time/time.h"
 #include "base/version.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/lifetime/keep_alive_types.h"
@@ skipping 964 matching lines @@
 // testing framework.
 IN_PROC_BROWSER_TEST_F(ReporterRunnerPromptTest, InvokeDialog_SRTErrorNoFile) {
   RunDialog();
 }
 
 IN_PROC_BROWSER_TEST_F(ReporterRunnerPromptTest, InvokeDialog_SRTErrorFile) {
   RunDialog();
 }
 
 }  // namespace safe_browsing