Partial implementation of subscription restrictions.

content/public/common/push_subscription_options.h

+// Copyright 2016 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.
+
+#ifndef CONTENT_PUBLIC_COMMON_PUSH_SUBSCRIPTION_OPTIONS_H_
+#define CONTENT_PUBLIC_COMMON_PUSH_SUBSCRIPTION_OPTIONS_H_
+
+#include <string>
+
+#include "content/common/content_export.h"
+
+namespace content {
+
+// Structure to hold the options provided from the web app developer as
+// part of asking for a new push subscription.
+struct CONTENT_EXPORT PushSubscriptionOptions {
+  PushSubscriptionOptions() {}
+  ~PushSubscriptionOptions() {}
+
+  // Whether or not the app developer agrees to provide user visible
+  // notifications whenever they receive a push message.
+  bool user_visible_only = false;
+
+  // Whether the protocol for communicating with the GCM is using
+  // an ID for the app service or is using the app service's public key.
+  bool using_public_key = false;
+
+  // The unique identifier of the application service which is used to
+  // verify the push message before delivery. This could either be an ID
+  // assigned by the developer console or the app server's public key.
+  std::string sender_info;
+};
+
+}  // namespace content
+
+#endif  // CONTENT_PUBLIC_COMMON_CONTENT_PUSH_SUBSCRIPTION_OPTIONS_H_