Use TaskScheduler::InitParams to initialize TaskScheduler in child processes.

content/renderer/render_process.cc

 // Copyright 2017 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 <utility>
 
 #include "content/renderer/render_process.h"
 
 namespace content {
 
 RenderProcess::RenderProcess(
-    const std::vector<base::SchedulerWorkerPoolParams>& worker_pool_params,
-    base::TaskScheduler::WorkerPoolIndexForTraitsCallback
-        worker_pool_index_for_traits_callback)
+    const std::string& task_scheduler_name,
+    std::unique_ptr<base::TaskScheduler::InitParams> task_scheduler_init_params)
     : ChildProcess(base::ThreadPriority::NORMAL,
-                   worker_pool_params,
-                   std::move(worker_pool_index_for_traits_callback)) {}
+                   task_scheduler_name,
+                   std::move(task_scheduler_init_params)) {}
 
 }  // namespace content