components: Remove use of MessageLoopProxy and deprecated MessageLoop APIs

components/dom_distiller/core/distilled_page_prefs.cc

 // Copyright 2014 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 "components/dom_distiller/core/distilled_page_prefs.h"
 
 #include "base/bind.h"
+#include "base/location.h"
 #include "base/memory/weak_ptr.h"
-#include "base/message_loop/message_loop.h"
 #include "base/observer_list.h"
 #include "base/prefs/pref_service.h"
+#include "base/single_thread_task_runner.h"
+#include "base/thread_task_runner_handle.h"
 #include "components/pref_registry/pref_registry_syncable.h"
 
 namespace {
 
 // Path to the integer corresponding to user's preference theme.
 const char kFontPref[] = "dom_distiller.font_family";
 // Path to the integer corresponding to user's preference font family.
 const char kThemePref[] = "dom_distiller.theme";
 }
 
@@ skipping 15 matching lines @@
       user_prefs::PrefRegistrySyncable::SYNCABLE_PREF);
   registry->RegisterIntegerPref(
       kFontPref,
       DistilledPagePrefs::SANS_SERIF,
       user_prefs::PrefRegistrySyncable::SYNCABLE_PREF);
 }
 
 void DistilledPagePrefs::SetFontFamily(
     DistilledPagePrefs::FontFamily new_font_family) {
   pref_service_->SetInteger(kFontPref, new_font_family);
-  base::MessageLoop::current()->PostTask(
-      FROM_HERE,
-      base::Bind(&DistilledPagePrefs::NotifyOnChangeFontFamily,
-                 weak_ptr_factory_.GetWeakPtr(),
-                 new_font_family));
+  base::ThreadTaskRunnerHandle::Get()->PostTask(
+      FROM_HERE, base::Bind(&DistilledPagePrefs::NotifyOnChangeFontFamily,
+                            weak_ptr_factory_.GetWeakPtr(), new_font_family));
 }
 
 DistilledPagePrefs::FontFamily DistilledPagePrefs::GetFontFamily() {
   int font_family = pref_service_->GetInteger(kFontPref);
   if (font_family < 0 || font_family >= DistilledPagePrefs::FONT_FAMILY_COUNT) {
     // Persisted data was incorrect, trying to clean it up by storing the
     // default.
     SetFontFamily(DistilledPagePrefs::SANS_SERIF);
     return DistilledPagePrefs::SANS_SERIF;
   }
   return static_cast<FontFamily>(font_family);
 }
 
 void DistilledPagePrefs::SetTheme(DistilledPagePrefs::Theme new_theme) {
   pref_service_->SetInteger(kThemePref, new_theme);
-  base::MessageLoop::current()->PostTask(
-      FROM_HERE,
-      base::Bind(&DistilledPagePrefs::NotifyOnChangeTheme,
-                 weak_ptr_factory_.GetWeakPtr(),
-                 new_theme));
+  base::ThreadTaskRunnerHandle::Get()->PostTask(
+      FROM_HERE, base::Bind(&DistilledPagePrefs::NotifyOnChangeTheme,
+                            weak_ptr_factory_.GetWeakPtr(), new_theme));
 }
 
 DistilledPagePrefs::Theme DistilledPagePrefs::GetTheme() {
   int theme = pref_service_->GetInteger(kThemePref);
   if (theme < 0 || theme >= DistilledPagePrefs::THEME_COUNT) {
     // Persisted data was incorrect, trying to clean it up by storing the
     // default.
     SetTheme(DistilledPagePrefs::LIGHT);
     return DistilledPagePrefs::LIGHT;
   }
@@ skipping 12 matching lines @@
     DistilledPagePrefs::FontFamily new_font_family) {
   FOR_EACH_OBSERVER(Observer, observers_, OnChangeFontFamily(new_font_family));
 }
 
 void DistilledPagePrefs::NotifyOnChangeTheme(
     DistilledPagePrefs::Theme new_theme) {
   FOR_EACH_OBSERVER(Observer, observers_, OnChangeTheme(new_theme));
 }
 
 }  // namespace dom_distiller