Support getting and deleting token for Instance ID.

google_apis/gcm/engine/instance_id_delete_token_request.h

Index: google_apis/gcm/engine/instance_id_delete_token_request.h
diff --git a/google_apis/gcm/engine/instance_id_delete_token_request.h b/google_apis/gcm/engine/instance_id_delete_token_request.h
new file mode 100644
index 0000000000000000000000000000000000000000..01ca67399edccea9f1de4630fa999afec039b816
--- /dev/null
+++ b/google_apis/gcm/engine/instance_id_delete_token_request.h
@@ -0,0 +1,52 @@
+// 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_INSTANCE_ID_DELETE_TOKEN_REQUEST_H_
+#define GOOGLE_APIS_GCM_ENGINE_INSTANCE_ID_DELETE_TOKEN_REQUEST_H_
+
+#include "google_apis/gcm/engine/unregistration_request.h"
+
+namespace gcm {
+
+// Used to revoke a token based on Instance ID.
+class GCM_EXPORT InstanceIDDeleteTokenRequest : public UnregistrationRequest {
+ public:
+  // Additional info for DeleteToken requests of InstanceID.
+  struct GCM_EXPORT ExtraRequestInfo {
+    ExtraRequestInfo(const std::string& instance_id,
+                     const std::string& authorized_entity,
+                     const std::string& scope,
+                     int gcm_version);
+    ~ExtraRequestInfo();
+
+    std::string instance_id;
+    std::string authorized_entity;
+    std::string scope;
+    int gcm_version;
+  };
+
+  InstanceIDDeleteTokenRequest(
+      const GURL& registration_url,
+      const RequestInfo& request_info,
+      const ExtraRequestInfo& extra_request_info,
+      const net::BackoffEntry::Policy& backoff_policy,
+      const UnregistrationCallback& callback,
+      scoped_refptr<net::URLRequestContextGetter> request_context_getter,
+      GCMStatsRecorder* recorder);
+  ~InstanceIDDeleteTokenRequest() override;
+
+   // UnregistrationRequest overrides:
+  void BuildRequestBody(std::string* body) override;
+  bool ParseResponse(const net::URLFetcher* source,
+                      UnregistrationRequest::Status* status) override;
+
+ private:
+  ExtraRequestInfo extra_request_info_;
+
+  DISALLOW_COPY_AND_ASSIGN(InstanceIDDeleteTokenRequest);
+};
+
+}  // namespace gcm
+
+#endif  // GOOGLE_APIS_GCM_ENGINE_INSTANCE_ID_DELETE_TOKEN_REQUEST_H_