Index: mojo/edk/system/unique_identifier.h |
diff --git a/mojo/edk/system/unique_identifier.h b/mojo/edk/system/unique_identifier.h |
deleted file mode 100644 |
index a7f68bab222cbf24e51e73a869d21de330a05435..0000000000000000000000000000000000000000 |
--- a/mojo/edk/system/unique_identifier.h |
+++ /dev/null |
@@ -1,92 +0,0 @@ |
-// Copyright 2014 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 MOJO_EDK_SYSTEM_UNIQUE_IDENTIFIER_H_ |
-#define MOJO_EDK_SYSTEM_UNIQUE_IDENTIFIER_H_ |
- |
-#include <stdint.h> |
-#include <string.h> |
- |
-#include <iosfwd> |
- |
-#include "base/compiler_specific.h" |
-#include "base/containers/hash_tables.h" |
-#include "mojo/edk/system/system_impl_export.h" |
- |
-namespace mojo { |
-namespace system { |
- |
-class UniqueIdentifier; |
- |
-} // namespace system |
-} // namespace mojo |
- |
-namespace BASE_HASH_NAMESPACE { |
- |
-// Declare this before |UniqueIdentifier|, so that it can be friended. |
-template <> |
-struct hash<mojo::system::UniqueIdentifier>; |
- |
-} // BASE_HASH_NAMESPACE |
- |
-namespace mojo { |
-namespace system { |
- |
-// Declare this before |UniqueIdentifier|, so that it can be friended. |
-MOJO_SYSTEM_IMPL_EXPORT std::ostream& operator<<( |
- std::ostream& out, |
- const UniqueIdentifier& unique_identifier); |
- |
-// |UniqueIdentifier| is a POD class whose value is used to uniquely identify |
-// things. |
-class MOJO_SYSTEM_IMPL_EXPORT UniqueIdentifier { |
- public: |
- // This generates a new identifier. Uniqueness is "guaranteed" (i.e., |
- // probabilistically) for identifiers. |
- static UniqueIdentifier Generate(); |
- |
- bool operator==(const UniqueIdentifier& other) const { |
- return memcmp(data_, other.data_, sizeof(data_)) == 0; |
- } |
- bool operator!=(const UniqueIdentifier& other) const { |
- return !operator==(other); |
- } |
- bool operator<(const UniqueIdentifier& other) const { |
- return memcmp(data_, other.data_, sizeof(data_)) < 0; |
- } |
- |
- private: |
- friend BASE_HASH_NAMESPACE::hash<mojo::system::UniqueIdentifier>; |
- friend std::ostream& operator<<(std::ostream&, const UniqueIdentifier&); |
- |
- explicit UniqueIdentifier() {} |
- |
- char data_[16]; |
- |
- // Copying and assignment allowed. |
-}; |
-static_assert(sizeof(UniqueIdentifier) == 16, |
- "UniqueIdentifier has wrong size."); |
-// We want to be able to take any buffer and cast it to a |UniqueIdentifier|. |
-static_assert(ALIGNOF(UniqueIdentifier) == 1, |
- "UniqueIdentifier requires nontrivial alignment."); |
- |
-} // namespace system |
-} // namespace mojo |
- |
-namespace BASE_HASH_NAMESPACE { |
- |
-template <> |
-struct hash<mojo::system::UniqueIdentifier> { |
- size_t operator()(mojo::system::UniqueIdentifier unique_identifier) const { |
- return base::HashInts64( |
- *reinterpret_cast<uint64_t*>(unique_identifier.data_), |
- *reinterpret_cast<uint64_t*>(unique_identifier.data_ + |
- sizeof(uint64_t))); |
- } |
-}; |
- |
-} // BASE_HASH_NAMESPACE |
- |
-#endif // MOJO_EDK_SYSTEM_UNIQUE_IDENTIFIER_H_ |