Support getting and deleting token for Instance ID.

google_apis/gcm/engine/gcm_registration_request.h

+// 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.
+
+#ifndef GOOGLE_APIS_GCM_ENGINE_GCM_REGISTRATION_REQUEST_H_
+#define GOOGLE_APIS_GCM_ENGINE_GCM_REGISTRATION_REQUEST_H_
+
+#include "google_apis/gcm/engine/registration_request.h"
+
+namespace gcm {
+
+// Used to obtain the registration ID for applications that want to use GCM.
+class GCM_EXPORT GCMRegistrationRequest : public RegistrationRequest {
+ public:
+  // Additional info for GCM registration requests.
+  struct GCM_EXPORT ExtraRequestInfo {
+    ExtraRequestInfo(const std::vector<std::string>& sender_ids);
+    ~ExtraRequestInfo();
+
+    // List of IDs of senders. Allowed up to 100.
+    std::vector<std::string> sender_ids;
+  };
+
+  GCMRegistrationRequest(
+      const GURL& registration_url,
+      const RequestInfo& request_info,
+      const ExtraRequestInfo& extra_request_info,
+      const net::BackoffEntry::Policy& backoff_policy,
+      const RegistrationCallback& callback,
+      int max_retry_count,
+      scoped_refptr<net::URLRequestContextGetter> request_context_getter,
+      GCMStatsRecorder* recorder);
+  ~GCMRegistrationRequest() override;
+
+  // RegistrationRequest overrides:
+  void BuildRequestBody(std::string* body) override;
+  std::string GetSourceForRecorder() const override;
+
+ private:
+  ExtraRequestInfo extra_request_info_;
+
+  DISALLOW_COPY_AND_ASSIGN(GCMRegistrationRequest);
+};
+
+}  // namespace gcm
+
+#endif  // GOOGLE_APIS_GCM_ENGINE_GCM_REGISTRATION_REQUEST_H_