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295f920116
I wrote a script to do this which is attached to the bug. TBR=abarth@chromium.org BUG=435361 Review URL: https://codereview.chromium.org/736373003
101 lines
3.2 KiB
C++
101 lines
3.2 KiB
C++
/*
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* Copyright (C) 2010 Google Inc. All rights reserved.
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* Copyright (C) 2013 Intel Corporation. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef SKY_ENGINE_PUBLIC_PLATFORM_WEBPRIVATEOWNPTR_H_
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#define SKY_ENGINE_PUBLIC_PLATFORM_WEBPRIVATEOWNPTR_H_
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#include "sky/engine/public/platform/WebCommon.h"
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#include "sky/engine/public/platform/WebNonCopyable.h"
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#if INSIDE_BLINK
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#include "sky/engine/wtf/PassOwnPtr.h"
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#endif
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namespace blink {
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// This class is an implementation detail of the WebKit API. It exists
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// to help simplify the implementation of WebKit interfaces that merely
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// wrap a pointer to a WebCore class. It's similar to WebPrivatePtr, but it
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// wraps a naked pointer rather than a reference counted.
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// Note: you must call reset(0) on the implementation side in order to delete
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// the WebCore pointer.
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template <typename T>
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class WebPrivateOwnPtr : public WebNonCopyable {
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public:
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WebPrivateOwnPtr() : m_ptr(0) {}
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~WebPrivateOwnPtr() { BLINK_ASSERT(!m_ptr); }
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explicit WebPrivateOwnPtr(T* ptr)
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: m_ptr(ptr)
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{
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}
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T* get() const { return m_ptr; }
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#if INSIDE_BLINK
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template<typename U> WebPrivateOwnPtr(const PassOwnPtr<U>&, EnsurePtrConvertibleArgDecl(U, T));
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void reset(T* ptr)
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{
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delete m_ptr;
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m_ptr = ptr;
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}
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void reset(const PassOwnPtr<T>& o)
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{
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reset(o.leakPtr());
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}
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PassOwnPtr<T> release()
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{
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T* ptr = m_ptr;
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m_ptr = 0;
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return adoptPtr(ptr);
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}
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T* operator->() const
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{
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BLINK_ASSERT(m_ptr);
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return m_ptr;
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}
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#endif // INSIDE_BLINK
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private:
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T* m_ptr;
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};
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#if INSIDE_BLINK
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template<typename T> template<typename U> inline WebPrivateOwnPtr<T>::WebPrivateOwnPtr(const PassOwnPtr<U>& o, EnsurePtrConvertibleArgDefn(U, T))
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: m_ptr(o.leakPtr())
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{
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COMPILE_ASSERT(!WTF::IsArray<T>::value, Pointers_to_array_must_never_be_converted);
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}
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#endif
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} // namespace blink
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#endif // SKY_ENGINE_PUBLIC_PLATFORM_WEBPRIVATEOWNPTR_H_
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