Expose bits of the Web Notification database in the //content API.

content/browser/notifications/notification_database_data_conversions.cc

 // Copyright 2015 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/notifications/notification_database_data.h"
+#include "content/browser/notifications/notification_database_data_conversions.h"
 
 #include "base/logging.h"
 #include "base/strings/utf_string_conversions.h"
 #include "content/browser/notifications/notification_database_data.pb.h"
+#include "content/public/browser/notification_database_data.h"
 
 namespace content {
 
-NotificationDatabaseData::NotificationDatabaseData()
-    : notification_id(0),
-      service_worker_registration_id(0) {
-}
+bool DeserializeNotificationDatabaseData(const std::string& input,
+                                         NotificationDatabaseData* output) {
+  DCHECK(output);
 
-NotificationDatabaseData::~NotificationDatabaseData() {}
-
-bool NotificationDatabaseData::ParseFromString(const std::string& input) {
   NotificationDatabaseDataProto message;
   if (!message.ParseFromString(input))
     return false;
 
-  notification_id = message.notification_id();
-  origin = GURL(message.origin());
-  service_worker_registration_id = message.service_worker_registration_id();
+  output->notification_id = message.notification_id();
+  output->origin = GURL(message.origin());
+  output->service_worker_registration_id =
+      message.service_worker_registration_id();
 
+  PlatformNotificationData* notification_data = &output->notification_data;
   const NotificationDatabaseDataProto::NotificationData& payload =
       message.notification_data();
 
-  notification_data.title = base::UTF8ToUTF16(payload.title());
-  notification_data.direction =
+  notification_data->title = base::UTF8ToUTF16(payload.title());
+  notification_data->direction =
       payload.direction() ==
           NotificationDatabaseDataProto::NotificationData::RIGHT_TO_LEFT ?
               PlatformNotificationData::NotificationDirectionRightToLeft :
               PlatformNotificationData::NotificationDirectionLeftToRight;
-  notification_data.lang = payload.lang();
-  notification_data.body = base::UTF8ToUTF16(payload.body());
-  notification_data.tag = payload.tag();
-  notification_data.icon = GURL(payload.icon());
-  notification_data.silent = payload.silent();
+  notification_data->lang = payload.lang();
+  notification_data->body = base::UTF8ToUTF16(payload.body());
+  notification_data->tag = payload.tag();
+  notification_data->icon = GURL(payload.icon());
+  notification_data->silent = payload.silent();
 
   return true;
 }
 
-bool NotificationDatabaseData::SerializeToString(std::string* output) const {
+bool SerializeNotificationDatabaseData(const NotificationDatabaseData& input,
+                                       std::string* output) {
   DCHECK(output);
 
   scoped_ptr<NotificationDatabaseDataProto::NotificationData> payload(
       new NotificationDatabaseDataProto::NotificationData());
+
+  const PlatformNotificationData& notification_data = input.notification_data;
+
   payload->set_title(base::UTF16ToUTF8(notification_data.title));
   payload->set_direction(
       notification_data.direction ==
           PlatformNotificationData::NotificationDirectionRightToLeft ?
               NotificationDatabaseDataProto::NotificationData::RIGHT_TO_LEFT :
               NotificationDatabaseDataProto::NotificationData::LEFT_TO_RIGHT);
   payload->set_lang(notification_data.lang);
   payload->set_body(base::UTF16ToUTF8(notification_data.body));
   payload->set_tag(notification_data.tag);
   payload->set_icon(notification_data.icon.spec());
   payload->set_silent(notification_data.silent);
 
   NotificationDatabaseDataProto message;
-  message.set_notification_id(notification_id);
-  message.set_origin(origin.spec());
+  message.set_notification_id(input.notification_id);
+  message.set_origin(input.origin.spec());
   message.set_service_worker_registration_id(
-      service_worker_registration_id);
+      input.service_worker_registration_id);
   message.set_allocated_notification_data(payload.release());
 
   return message.SerializeToString(output);
 }
 
 }  // namespace content