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| 1 // Copyright (c) 2009 The Chromium Authors. All rights reserved. Use of this | 1 // Copyright (c) 2009 The Chromium Authors. All rights reserved. Use of this |
| 2 // source code is governed by a BSD-style license that can be found in the | 2 // source code is governed by a BSD-style license that can be found in the |
| 3 // LICENSE file. | 3 // LICENSE file. |
| 4 // | 4 // |
| 5 // This file contains ParamTraits templates to support serialization of WebKit | 5 // This file contains ParamTraits templates to support serialization of WebKit |
| 6 // data types over IPC. | 6 // data types over IPC. |
| 7 // | 7 // |
| 8 // NOTE: IT IS IMPORTANT THAT ONLY POD (plain old data) TYPES ARE SERIALIZED. | 8 // NOTE: IT IS IMPORTANT THAT ONLY POD (plain old data) TYPES ARE SERIALIZED. |
| 9 // | 9 // |
| 10 // There are several reasons for this restrictions: | 10 // There are several reasons for this restrictions: |
| 11 // | 11 // |
| 12 // o We don't want inclusion of this file to imply linking to WebKit code. | 12 // o We don't want inclusion of this file to imply linking to WebKit code. |
| 13 // | 13 // |
| 14 // o Many WebKit structures are not thread-safe. WebString, for example, | 14 // o Many WebKit structures are not thread-safe. WebString, for example, |
| 15 // contains a reference counted buffer, which does not use thread-safe | 15 // contains a reference counted buffer, which does not use thread-safe |
| 16 // reference counting. If we allowed serializing WebString, then we may ru
n | 16 // reference counting. If we allowed serializing WebString, then we may ru
n |
| 17 // the risk of introducing subtle thread-safety bugs if people passed a | 17 // the risk of introducing subtle thread-safety bugs if people passed a |
| 18 // WebString across threads via PostTask(NewRunnableMethod(...)). | 18 // WebString across threads via PostTask(NewRunnableMethod(...)). |
| 19 // | 19 // |
| 20 // o The WebKit API has redundant types for strings, and we should avoid usin
g | 20 // o The WebKit API has redundant types for strings, and we should avoid usin
g |
| 21 // those beyond code that interfaces with the WebKit API. | 21 // those beyond code that interfaces with the WebKit API. |
| 22 | 22 |
| 23 #ifndef CHROME_COMMON_WEBKIT_PARAM_TRAITS_H_ | 23 #ifndef CHROME_COMMON_WEBKIT_PARAM_TRAITS_H_ |
| 24 #define CHROME_COMMON_WEBKIT_PARAM_TRAITS_H_ | 24 #define CHROME_COMMON_WEBKIT_PARAM_TRAITS_H_ |
| 25 | 25 |
| 26 #include "chrome/common/ipc_message_utils.h" | 26 #include "ipc/ipc_message_utils.h" |
| 27 #include "webkit/api/public/WebCache.h" | 27 #include "webkit/api/public/WebCache.h" |
| 28 #include "webkit/api/public/WebCompositionCommand.h" | 28 #include "webkit/api/public/WebCompositionCommand.h" |
| 29 #include "webkit/api/public/WebConsoleMessage.h" | 29 #include "webkit/api/public/WebConsoleMessage.h" |
| 30 #include "webkit/api/public/WebFindOptions.h" | 30 #include "webkit/api/public/WebFindOptions.h" |
| 31 #include "webkit/api/public/WebInputEvent.h" | 31 #include "webkit/api/public/WebInputEvent.h" |
| 32 #include "webkit/api/public/WebScreenInfo.h" | 32 #include "webkit/api/public/WebScreenInfo.h" |
| 33 #include "webkit/api/public/WebTextDirection.h" | 33 #include "webkit/api/public/WebTextDirection.h" |
| 34 | 34 |
| 35 namespace IPC { | 35 namespace IPC { |
| 36 | 36 |
| (...skipping 261 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 298 return true; | 298 return true; |
| 299 } | 299 } |
| 300 static void Log(const param_type& p, std::wstring* l) { | 300 static void Log(const param_type& p, std::wstring* l) { |
| 301 LogParam(static_cast<int>(p), l); | 301 LogParam(static_cast<int>(p), l); |
| 302 } | 302 } |
| 303 }; | 303 }; |
| 304 | 304 |
| 305 } // namespace IPC | 305 } // namespace IPC |
| 306 | 306 |
| 307 #endif // CHROME_COMMON_WEBKIT_PARAM_TRAITS_H_ | 307 #endif // CHROME_COMMON_WEBKIT_PARAM_TRAITS_H_ |
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