Cleanup: Remove unused blink::WebTextDirection parameter from Notification ctor.

chrome/browser/extensions/api/notifications/notifications_api.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 "chrome/browser/extensions/api/notifications/notifications_api.h"
 
 #include "base/callback.h"
 #include "base/guid.h"
 #include "base/rand_util.h"
 #include "base/strings/string_number_conversions.h"
@@ skipping 269 matching lines @@
     optional_fields.clickable = *options->is_clickable;
 
   NotificationsApiDelegate* api_delegate(new NotificationsApiDelegate(
       this, GetProfile(), extension_->id(), id));  // ownership is passed to
                                                    // Notification
   Notification notification(type,
                             extension_->url(),
                             title,
                             message,
                             icon,
-                            blink::WebTextDirectionDefault,
                             message_center::NotifierId(
                                 message_center::NotifierId::APPLICATION,
                                 extension_->id()),
                             base::UTF8ToUTF16(extension_->name()),
                             base::UTF8ToUTF16(api_delegate->id()),
                             optional_fields,
                             api_delegate);
 
   g_browser_process->notification_ui_manager()->Add(notification, GetProfile());
   return true;
@@ skipping 300 matching lines @@
           ? api::notifications::PERMISSION_LEVEL_GRANTED
           : api::notifications::PERMISSION_LEVEL_DENIED;
 
   SetResult(new base::StringValue(api::notifications::ToString(result)));
   SendResponse(true);
 
   return true;
 }
 
 }  // namespace extensions