Automated IWYU fix for TaskRunner includes.

android_webview/browser/aw_browser_context.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 "android_webview/browser/aw_browser_context.h"
 
 #include <utility>
 
 #include "android_webview/browser/aw_browser_policy_connector.h"
 #include "android_webview/browser/aw_form_database_service.h"
 #include "android_webview/browser/aw_metrics_service_client.h"
 #include "android_webview/browser/aw_permission_manager.h"
 #include "android_webview/browser/aw_quota_manager_bridge.h"
 #include "android_webview/browser/aw_resource_context.h"
 #include "android_webview/browser/jni_dependency_factory.h"
 #include "android_webview/browser/net/aw_url_request_context_getter.h"
 #include "android_webview/common/aw_content_client.h"
 #include "base/base_paths_android.h"
 #include "base/bind.h"
 #include "base/files/file_util.h"
 #include "base/path_service.h"
+#include "base/single_thread_task_runner.h"
 #include "base/task_scheduler/post_task.h"
 #include "components/autofill/core/common/autofill_pref_names.h"
 #include "components/metrics/metrics_service.h"
 #include "components/policy/core/browser/browser_policy_connector_base.h"
 #include "components/policy/core/browser/configuration_policy_pref_store.h"
 #include "components/policy/core/browser/url_blacklist_manager.h"
 #include "components/pref_registry/pref_registry_syncable.h"
 #include "components/prefs/in_memory_pref_store.h"
 #include "components/prefs/pref_service.h"
 #include "components/prefs/pref_service_factory.h"
@@ skipping 369 matching lines @@
 
 void AwBrowserContext::RebuildTable(
     const scoped_refptr<URLEnumerator>& enumerator) {
   // Android WebView rebuilds from WebChromeClient.getVisitedHistory. The client
   // can change in the lifetime of this WebView and may not yet be set here.
   // Therefore this initialization path is not used.
   enumerator->OnComplete(true);
 }
 
 }  // namespace android_webview