Rename *FileIO TaskScheduler worker pools to *Blocking.

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 388 matching lines @@
         moderate_threshold_mb, critical_threshold_mb);
   }
 
   // In absence of valid switches use the automatic defaults.
   return base::MakeUnique<base::win::MemoryPressureMonitor>();
 }
 #endif  // defined(OS_WIN)
 
 enum WorkerPoolType : size_t {
   BACKGROUND = 0,
-  BACKGROUND_FILE_IO,
+  BACKGROUND_BLOCKING,
   FOREGROUND,
-  FOREGROUND_FILE_IO,
+  FOREGROUND_BLOCKING,
   WORKER_POOL_COUNT  // Always last.
 };
 
 std::vector<base::SchedulerWorkerPoolParams>
 GetDefaultSchedulerWorkerPoolParams() {
   using StandbyThreadPolicy =
       base::SchedulerWorkerPoolParams::StandbyThreadPolicy;
   using ThreadPriority = base::ThreadPriority;
   std::vector<base::SchedulerWorkerPoolParams> params_vector;
 #if defined(OS_ANDROID)
   params_vector.emplace_back(
       "Background", ThreadPriority::BACKGROUND, StandbyThreadPolicy::ONE,
        base::RecommendedMaxNumberOfThreadsInPool(2, 8, 0.1, 0),
        base::TimeDelta::FromSeconds(30));
   params_vector.emplace_back(
-      "BackgroundFileIO", ThreadPriority::BACKGROUND, StandbyThreadPolicy::ONE,
-       base::RecommendedMaxNumberOfThreadsInPool(2, 8, 0.1, 0),
-       base::TimeDelta::FromSeconds(30));
+      "BackgroundBlocking", ThreadPriority::BACKGROUND,
+      StandbyThreadPolicy::ONE,
+      base::RecommendedMaxNumberOfThreadsInPool(2, 8, 0.1, 0),
+      base::TimeDelta::FromSeconds(30));
   params_vector.emplace_back(
       "Foreground", ThreadPriority::NORMAL, StandbyThreadPolicy::ONE,
        base::RecommendedMaxNumberOfThreadsInPool(3, 8, 0.3, 0),
        base::TimeDelta::FromSeconds(30));
   params_vector.emplace_back(
-      "ForegroundFileIO", ThreadPriority::NORMAL, StandbyThreadPolicy::ONE,
-       base::RecommendedMaxNumberOfThreadsInPool(3, 8, 0.1, 0),
-       base::TimeDelta::FromSeconds(30));
+      "ForegroundBlocking", ThreadPriority::NORMAL, StandbyThreadPolicy::ONE,
+      base::RecommendedMaxNumberOfThreadsInPool(3, 8, 0.3, 0),

[fdoray, 2017/02/16 16:27:40]

0.1 -> 0.3 to match the existing server default config

+      base::TimeDelta::FromSeconds(30));
 #else
   params_vector.emplace_back(
       "Background", ThreadPriority::BACKGROUND, StandbyThreadPolicy::ONE,
        base::RecommendedMaxNumberOfThreadsInPool(3, 8, 0.1, 0),
        base::TimeDelta::FromSeconds(30));
   params_vector.emplace_back(
-      "BackgroundFileIO", ThreadPriority::BACKGROUND, StandbyThreadPolicy::ONE,
-       base::RecommendedMaxNumberOfThreadsInPool(3, 8, 0.1, 0),
-       base::TimeDelta::FromSeconds(30));
+      "BackgroundBlocking", ThreadPriority::BACKGROUND,
+      StandbyThreadPolicy::ONE,
+      base::RecommendedMaxNumberOfThreadsInPool(3, 8, 0.1, 0),
+      base::TimeDelta::FromSeconds(30));
   params_vector.emplace_back(
       "Foreground", ThreadPriority::NORMAL, StandbyThreadPolicy::ONE,
        base::RecommendedMaxNumberOfThreadsInPool(8, 32, 0.3, 0),
        base::TimeDelta::FromSeconds(30));
   // Tasks posted to SequencedWorkerPool or BrowserThreadImpl may be redirected
   // to this pool. Since COM STA is initialized in these environments, it must
   // also be initialized in this pool.
   params_vector.emplace_back(
-      "ForegroundFileIO", ThreadPriority::NORMAL, StandbyThreadPolicy::ONE,
+      "ForegroundBlocking", ThreadPriority::NORMAL, StandbyThreadPolicy::ONE,
       base::RecommendedMaxNumberOfThreadsInPool(8, 32, 0.3, 0),
       base::TimeDelta::FromSeconds(30),
       base::SchedulerBackwardCompatibility::INIT_COM_STA);
 #endif
   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
+// FOREGROUND_BLOCKING 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.may_block() || traits.with_base_sync_primitives())
-    return is_background ? BACKGROUND_FILE_IO : FOREGROUND_FILE_IO;
+    return is_background ? BACKGROUND_BLOCKING : FOREGROUND_BLOCKING;
 
   return is_background ? BACKGROUND : FOREGROUND;
 }
 
 }  // namespace
 
 #if defined(USE_X11) && !defined(OS_CHROMEOS)
 namespace internal {
 
 // Forwards GPUInfo updates to ui::XVisualManager
@@ skipping 1314 matching lines @@
         audio_thread_->task_runner(), audio_thread_->worker_task_runner(),
         MediaInternals::GetInstance());
   }
   CHECK(audio_manager_);
 
   audio_system_ = media::AudioSystemImpl::Create(audio_manager_.get());
   CHECK(audio_system_);
 }
 
 }  // namespace content