Index: mojo/public/cpp/bindings/lib/shared_data.h |
diff --git a/mojo/public/cpp/bindings/lib/shared_data.h b/mojo/public/cpp/bindings/lib/shared_data.h |
deleted file mode 100644 |
index 54c9346fc98539eaea8569ab1669a99c66dd0e1d..0000000000000000000000000000000000000000 |
--- a/mojo/public/cpp/bindings/lib/shared_data.h |
+++ /dev/null |
@@ -1,75 +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_PUBLIC_CPP_BINDINGS_LIB_SHARED_DATA_H_ |
-#define MOJO_PUBLIC_CPP_BINDINGS_LIB_SHARED_DATA_H_ |
- |
-#include "mojo/public/cpp/system/macros.h" |
- |
-namespace mojo { |
-namespace internal { |
- |
-// Used to allocate an instance of T that can be shared via reference counting. |
-template <typename T> |
-class SharedData { |
- public: |
- ~SharedData() { holder_->Release(); } |
- |
- SharedData() : holder_(new Holder()) {} |
- |
- explicit SharedData(const T& value) : holder_(new Holder(value)) {} |
- |
- SharedData(const SharedData<T>& other) : holder_(other.holder_) { |
- holder_->Retain(); |
- } |
- |
- SharedData<T>& operator=(const SharedData<T>& other) { |
- if (other.holder_ == holder_) |
- return *this; |
- holder_->Release(); |
- holder_ = other.holder_; |
- holder_->Retain(); |
- return *this; |
- } |
- |
- void reset() { |
- holder_->Release(); |
- holder_ = new Holder(); |
- } |
- |
- void reset(const T& value) { |
- holder_->Release(); |
- holder_ = new Holder(value); |
- } |
- |
- void set_value(const T& value) { holder_->value = value; } |
- T* mutable_value() { return &holder_->value; } |
- const T& value() const { return holder_->value; } |
- |
- private: |
- class Holder { |
- public: |
- Holder() : value(), ref_count_(1) {} |
- Holder(const T& value) : value(value), ref_count_(1) {} |
- |
- void Retain() { ++ref_count_; } |
- void Release() { |
- if (--ref_count_ == 0) |
- delete this; |
- } |
- |
- T value; |
- |
- private: |
- int ref_count_; |
- MOJO_DISALLOW_COPY_AND_ASSIGN(Holder); |
- }; |
- |
- Holder* holder_; |
-}; |
- |
-} // namespace internal |
-} // namespace mojo |
- |
-#endif // MOJO_PUBLIC_CPP_BINDINGS_LIB_SHARED_DATA_H_ |