Index: third_party/WebKit/Source/wtf/RefPtr.h |
diff --git a/third_party/WebKit/Source/wtf/RefPtr.h b/third_party/WebKit/Source/wtf/RefPtr.h |
index 6dca0985aac0db86f39a9e777cc190ba2989d457..4fd6f103dea6f751d80e874c3491f01160c42136 100644 |
--- a/third_party/WebKit/Source/wtf/RefPtr.h |
+++ b/third_party/WebKit/Source/wtf/RefPtr.h |
@@ -1,222 +1,9 @@ |
-/* |
- * Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010, 2013 Apple Inc. |
- * All rights reserved. |
- * |
- * This library is free software; you can redistribute it and/or |
- * modify it under the terms of the GNU Library General Public |
- * License as published by the Free Software Foundation; either |
- * version 2 of the License, or (at your option) any later version. |
- * |
- * This library is distributed in the hope that it will be useful, |
- * but WITHOUT ANY WARRANTY; without even the implied warranty of |
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
- * Library General Public License for more details. |
- * |
- * You should have received a copy of the GNU Library General Public License |
- * along with this library; see the file COPYING.LIB. If not, write to |
- * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
- * Boston, MA 02110-1301, USA. |
- * |
- */ |
+// Copyright 2017 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 WTF_RefPtr_h |
-#define WTF_RefPtr_h |
+#include "platform/wtf/RefPtr.h" |
-#include "wtf/Allocator.h" |
-#include "wtf/HashTableDeletedValueType.h" |
-#include "wtf/PassRefPtr.h" |
-#include "wtf/allocator/PartitionAllocator.h" |
-#include <algorithm> |
-#include <utility> |
- |
-namespace WTF { |
- |
-template <typename T> |
-class PassRefPtr; |
-template <typename T> |
-class RefPtrValuePeeker; |
- |
-template <typename T> |
-class RefPtr { |
- USING_FAST_MALLOC(RefPtr); |
- |
- public: |
- ALWAYS_INLINE RefPtr() : m_ptr(nullptr) {} |
- ALWAYS_INLINE RefPtr(std::nullptr_t) : m_ptr(nullptr) {} |
- ALWAYS_INLINE RefPtr(T* ptr) : m_ptr(ptr) { refIfNotNull(ptr); } |
- ALWAYS_INLINE explicit RefPtr(T& ref) : m_ptr(&ref) { m_ptr->ref(); } |
- ALWAYS_INLINE RefPtr(const RefPtr& o) : m_ptr(o.m_ptr) { |
- refIfNotNull(m_ptr); |
- } |
- template <typename U> |
- RefPtr(const RefPtr<U>& o, EnsurePtrConvertibleArgDecl(U, T)) |
- : m_ptr(o.get()) { |
- refIfNotNull(m_ptr); |
- } |
- RefPtr(RefPtr&& o) : m_ptr(o.m_ptr) { o.m_ptr = nullptr; } |
- |
- // See comments in PassRefPtr.h for an explanation of why this takes a const |
- // reference. |
- template <typename U> |
- RefPtr(const PassRefPtr<U>&, EnsurePtrConvertibleArgDecl(U, T)); |
- |
- // Hash table deleted values, which are only constructed and never copied or |
- // destroyed. |
- RefPtr(HashTableDeletedValueType) : m_ptr(hashTableDeletedValue()) {} |
- bool isHashTableDeletedValue() const { |
- return m_ptr == hashTableDeletedValue(); |
- } |
- |
- ALWAYS_INLINE ~RefPtr() { derefIfNotNull(m_ptr); } |
- |
- ALWAYS_INLINE T* get() const { return m_ptr; } |
- T* leakRef() WARN_UNUSED_RESULT; |
- void clear(); |
- PassRefPtr<T> release() { |
- PassRefPtr<T> tmp = adoptRef(m_ptr); |
- m_ptr = nullptr; |
- return tmp; |
- } |
- |
- T& operator*() const { return *m_ptr; } |
- ALWAYS_INLINE T* operator->() const { return m_ptr; } |
- |
- bool operator!() const { return !m_ptr; } |
- explicit operator bool() const { return m_ptr != nullptr; } |
- |
- RefPtr& operator=(RefPtr o) { |
- swap(o); |
- return *this; |
- } |
- RefPtr& operator=(std::nullptr_t) { |
- clear(); |
- return *this; |
- } |
- // This is required by HashMap<RefPtr>>. |
- template <typename U> |
- RefPtr& operator=(RefPtrValuePeeker<U>); |
- |
- void swap(RefPtr&); |
- |
- static T* hashTableDeletedValue() { return reinterpret_cast<T*>(-1); } |
- |
- private: |
- T* m_ptr; |
-}; |
- |
-template <typename T> |
-template <typename U> |
-inline RefPtr<T>::RefPtr(const PassRefPtr<U>& o, |
- EnsurePtrConvertibleArgDefn(U, T)) |
- : m_ptr(o.leakRef()) {} |
- |
-template <typename T> |
-inline T* RefPtr<T>::leakRef() { |
- T* ptr = m_ptr; |
- m_ptr = nullptr; |
- return ptr; |
-} |
- |
-template <typename T> |
-inline void RefPtr<T>::clear() { |
- T* ptr = m_ptr; |
- m_ptr = nullptr; |
- derefIfNotNull(ptr); |
-} |
- |
-template <typename T> |
-template <typename U> |
-inline RefPtr<T>& RefPtr<T>::operator=(RefPtrValuePeeker<U> optr) { |
- RefPtr ptr = static_cast<U*>(optr); |
- swap(ptr); |
- return *this; |
-} |
- |
-template <class T> |
-inline void RefPtr<T>::swap(RefPtr& o) { |
- std::swap(m_ptr, o.m_ptr); |
-} |
- |
-template <class T> |
-inline void swap(RefPtr<T>& a, RefPtr<T>& b) { |
- a.swap(b); |
-} |
- |
-template <typename T, typename U> |
-inline bool operator==(const RefPtr<T>& a, const RefPtr<U>& b) { |
- return a.get() == b.get(); |
-} |
- |
-template <typename T, typename U> |
-inline bool operator==(const RefPtr<T>& a, U* b) { |
- return a.get() == b; |
-} |
- |
-template <typename T, typename U> |
-inline bool operator==(T* a, const RefPtr<U>& b) { |
- return a == b.get(); |
-} |
- |
-template <typename T> |
-inline bool operator==(const RefPtr<T>& a, std::nullptr_t) { |
- return !a.get(); |
-} |
- |
-template <typename T> |
-inline bool operator==(std::nullptr_t, const RefPtr<T>& b) { |
- return !b.get(); |
-} |
- |
-template <typename T, typename U> |
-inline bool operator!=(const RefPtr<T>& a, const RefPtr<U>& b) { |
- return a.get() != b.get(); |
-} |
- |
-template <typename T, typename U> |
-inline bool operator!=(const RefPtr<T>& a, U* b) { |
- return a.get() != b; |
-} |
- |
-template <typename T, typename U> |
-inline bool operator!=(T* a, const RefPtr<U>& b) { |
- return a != b.get(); |
-} |
- |
-template <typename T> |
-inline bool operator!=(const RefPtr<T>& a, std::nullptr_t) { |
- return a.get(); |
-} |
- |
-template <typename T> |
-inline bool operator!=(std::nullptr_t, const RefPtr<T>& b) { |
- return b.get(); |
-} |
- |
-template <typename T> |
-inline T* getPtr(const RefPtr<T>& p) { |
- return p.get(); |
-} |
- |
-template <typename T> |
-class RefPtrValuePeeker { |
- DISALLOW_NEW(); |
- |
- public: |
- ALWAYS_INLINE RefPtrValuePeeker(T* p) : m_ptr(p) {} |
- ALWAYS_INLINE RefPtrValuePeeker(std::nullptr_t) : m_ptr(nullptr) {} |
- template <typename U> |
- RefPtrValuePeeker(const RefPtr<U>& p) : m_ptr(p.get()) {} |
- template <typename U> |
- RefPtrValuePeeker(const PassRefPtr<U>& p) : m_ptr(p.get()) {} |
- |
- ALWAYS_INLINE operator T*() const { return m_ptr; } |
- |
- private: |
- T* m_ptr; |
-}; |
- |
-} // namespace WTF |
- |
-using WTF::RefPtr; |
- |
-#endif // WTF_RefPtr_h |
+// The contents of this header was moved to platform/wtf as part of |
+// WTF migration project. See the following post for details: |
+// https://groups.google.com/a/chromium.org/d/msg/blink-dev/tLdAZCTlcAA/bYXVT8gYCAAJ |