Remove TaskTraits::with_file_io().

content/browser/browser_main_loop.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/browser/browser_main_loop.h"
 
 #include <stddef.h>
 
 #include <string>
 #include <utility>
@@ skipping 445 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 DefaultBrowserWorkerPoolIndexForTraits(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;
 }
 
 }  // namespace
 
 #if defined(USE_X11) && !defined(OS_CHROMEOS)
 namespace internal {
 
@@ skipping 1304 matching lines @@
   if (!audio_manager_) {
     audio_thread_ = base::MakeUnique<AudioManagerThread>();
     audio_manager_ = media::AudioManager::Create(
         audio_thread_->task_runner(), audio_thread_->worker_task_runner(),
         MediaInternals::GetInstance());
   }
   CHECK(audio_manager_);
 }
 
 }  // namespace content