third_party/WebKit/Source/core/dom/CrossThreadTask.h - Issue 2123183002: Move crossThreadBind() from platform/ to wtf/

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Issue 2123183002: Move crossThreadBind() from platform/ to wtf/ Base URL: https://chromium.googlesource.com/chromium/src.git@TRV_WTFCrossThreadCopier

Patch Set: Rebase Created 4 years, 5 months ago

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1 /*	1 /*

2 * Copyright (C) 2009-2010 Google Inc. All rights reserved.	2 * Copyright (C) 2009-2010 Google Inc. All rights reserved.

3 *	3 *

4 * Redistribution and use in source and binary forms, with or without	4 * Redistribution and use in source and binary forms, with or without

5 * modification, are permitted provided that the following conditions are	5 * modification, are permitted provided that the following conditions are

6 * met:	6 * met:

7 *	7 *

8 * * Redistributions of source code must retain the above copyright	8 * * Redistributions of source code must retain the above copyright

9 * notice, this list of conditions and the following disclaimer.	9 * notice, this list of conditions and the following disclaimer.

10 * * Redistributions in binary form must reproduce the above	10 * * Redistributions in binary form must reproduce the above

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26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT	26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE	27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE

28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.	28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

29 */	29 */

30	30

31 #ifndef CrossThreadTask_h	31 #ifndef CrossThreadTask_h

32 #define CrossThreadTask_h	32 #define CrossThreadTask_h

33	33

34 #include "core/dom/ExecutionContext.h"	34 #include "core/dom/ExecutionContext.h"

35 #include "core/dom/ExecutionContextTask.h"	35 #include "core/dom/ExecutionContextTask.h"

36 #include "platform/CrossThreadFunctional.h"	36 #include "wtf/Functional.h"

37 #include <type_traits>	37 #include <type_traits>

38	38

39 namespace blink {	39 namespace blink {

40	40

41 // createCrossThreadTask(...) is ExecutionContextTask version of	41 // createCrossThreadTask(...) is ExecutionContextTask version of

42 // crossThreadBind().	42 // crossThreadBind().

43 // Using WTF::bind() directly is not thread-safe due to temporary objects, see	43 // Using WTF::bind() directly is not thread-safe due to temporary objects, see

44 // https://crbug.com/390851 for details.	44 // https://crbug.com/390851 for details.

45 //	45 //

46 // Example:	46 // Example:

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84	84

85 template<typename FunctionType, typename... P>	85 template<typename FunctionType, typename... P>

86 std::unique_ptr<ExecutionContextTask> createCrossThreadTask(FunctionType functio n, P&&... parameters)	86 std::unique_ptr<ExecutionContextTask> createCrossThreadTask(FunctionType functio n, P&&... parameters)

87 {	87 {

88 return internal::createCallClosureTask(crossThreadBind(function, std::forwar d<P>(parameters)...));	88 return internal::createCallClosureTask(crossThreadBind(function, std::forwar d<P>(parameters)...));

89 }	89 }

90	90

91 } // namespace blink	91 } // namespace blink

92	92

93 #endif // CrossThreadTask_h	93 #endif // CrossThreadTask_h

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