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| 1 // Copyright 2015 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 #ifndef COMPONENTS_KEYED_SERVICE_CORE_SERVICE_ACCESS_TYPE_H_ |
| 6 #define COMPONENTS_KEYED_SERVICE_CORE_SERVICE_ACCESS_TYPE_H_ |
| 7 |
| 8 // Some KeyedServices are accessed with the following parameter. This parameter |
| 9 // defines what the caller plans to do with the service. |
| 10 // |
| 11 // The caller is responsible for not performing any operation that would |
| 12 // result in persistent implicit records while using an OffTheRecord context. |
| 13 // This flag allows the context to perform an additional check. |
| 14 // |
| 15 // It also leaves an opportunity to perform further checks in the future. For |
| 16 // example an history service that only allow some specific methods could be |
| 17 // returned. |
| 18 enum class ServiceAccessType { |
| 19 // The caller plans to perform a read or write that takes place as a result |
| 20 // of the user input. Use this flag when the operation can be performed while |
| 21 // incognito (for example creating a bookmark). |
| 22 // |
| 23 // Since EXPLICIT_ACCESS means "as a result of a user action", this request |
| 24 // always succeeds. |
| 25 EXPLICIT_ACCESS, |
| 26 |
| 27 // The caller plans to call a method that will permanently change some data |
| 28 // in the context, as part of Chrome's implicit data logging. Use this flag |
| 29 // before performing an operation which is incompatible with the incognito |
| 30 // mode. |
| 31 IMPLICIT_ACCESS |
| 32 }; |
| 33 |
| 34 #endif // COMPONENTS_KEYED_SERVICE_CORE_SERVICE_ACCESS_TYPE_H_ |
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