Remove TaskTraits::with_file_io().

content/renderer/render_process_impl.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 "content/renderer/render_process_impl.h"
 
 #include "build/build_config.h"
 
 #if defined(OS_WIN)
 #include <windows.h>
@@ skipping 102 matching lines @@
   DCHECK_EQ(WORKER_POOL_COUNT, params_vector.size());
   return params_vector;
 }
 
 // Returns the worker pool index for |traits| defaulting to FOREGROUND or
 // FOREGROUND_FILE_IO on any other priorities based off of worker pools defined
 // in GetDefaultSchedulerWorkerPoolParams().
 size_t DefaultRendererWorkerPoolIndexForTraits(const base::TaskTraits& traits) {
   const bool is_background =
       traits.priority() == base::TaskPriority::BACKGROUND;
-  if (traits.with_file_io())
+  if (traits.may_block() || traits.with_base_sync_primitives())
     return is_background ? BACKGROUND_FILE_IO : FOREGROUND_FILE_IO;
 
   return is_background ? BACKGROUND : FOREGROUND;
 }
 
 void InitializeTaskScheduler() {
   if (base::CommandLine::ForCurrentProcess()->HasSwitch(
           switches::kSingleProcess)) {
     // There should already be a TaskScheduler when the renderer runs inside the
     // browser process.
@@ skipping 101 matching lines @@
 
 void RenderProcessImpl::AddBindings(int bindings) {
   enabled_bindings_ |= bindings;
 }
 
 int RenderProcessImpl::GetEnabledBindings() const {
   return enabled_bindings_;
 }
 
 }  // namespace content