| Index: base/memory/raw_scoped_refptr_mismatch_checker.h
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| diff --git a/base/memory/raw_scoped_refptr_mismatch_checker.h b/base/memory/raw_scoped_refptr_mismatch_checker.h
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| deleted file mode 100644
|
| index 01905588058789d8495cedaf556681924f4f32e5..0000000000000000000000000000000000000000
|
| --- a/base/memory/raw_scoped_refptr_mismatch_checker.h
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| +++ /dev/null
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| @@ -1,129 +0,0 @@
|
| -// Copyright (c) 2011 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 BASE_MEMORY_RAW_SCOPED_REFPTR_MISMATCH_CHECKER_H_
|
| -#define BASE_MEMORY_RAW_SCOPED_REFPTR_MISMATCH_CHECKER_H_
|
| -
|
| -#include "base/memory/ref_counted.h"
|
| -#include "base/template_util.h"
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| -#include "base/tuple.h"
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| -#include "build/build_config.h"
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| -
|
| -// It is dangerous to post a task with a T* argument where T is a subtype of
|
| -// RefCounted(Base|ThreadSafeBase), since by the time the parameter is used, the
|
| -// object may already have been deleted since it was not held with a
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| -// scoped_refptr. Example: http://crbug.com/27191
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| -// The following set of traits are designed to generate a compile error
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| -// whenever this antipattern is attempted.
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| -
|
| -namespace base {
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| -
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| -// This is a base internal implementation file used by task.h and callback.h.
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| -// Not for public consumption, so we wrap it in namespace internal.
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| -namespace internal {
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| -
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| -template <typename T>
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| -struct NeedsScopedRefptrButGetsRawPtr {
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| -#if defined(OS_WIN)
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| - enum {
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| - value = base::false_type::value
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| - };
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| -#else
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| - enum {
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| - // Human readable translation: you needed to be a scoped_refptr if you are a
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| - // raw pointer type and are convertible to a RefCounted(Base|ThreadSafeBase)
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| - // type.
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| - value = (is_pointer<T>::value &&
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| - (is_convertible<T, subtle::RefCountedBase*>::value ||
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| - is_convertible<T, subtle::RefCountedThreadSafeBase*>::value))
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| - };
|
| -#endif
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| -};
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| -
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| -template <typename Params>
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| -struct ParamsUseScopedRefptrCorrectly {
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| - enum { value = 0 };
|
| -};
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| -
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| -template <>
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| -struct ParamsUseScopedRefptrCorrectly<Tuple<>> {
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| - enum { value = 1 };
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| -};
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| -
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| -template <typename A>
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| -struct ParamsUseScopedRefptrCorrectly<Tuple<A>> {
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| - enum { value = !NeedsScopedRefptrButGetsRawPtr<A>::value };
|
| -};
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| -
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| -template <typename A, typename B>
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| -struct ParamsUseScopedRefptrCorrectly<Tuple<A, B>> {
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| - enum { value = !(NeedsScopedRefptrButGetsRawPtr<A>::value ||
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| - NeedsScopedRefptrButGetsRawPtr<B>::value) };
|
| -};
|
| -
|
| -template <typename A, typename B, typename C>
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| -struct ParamsUseScopedRefptrCorrectly<Tuple<A, B, C>> {
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| - enum { value = !(NeedsScopedRefptrButGetsRawPtr<A>::value ||
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| - NeedsScopedRefptrButGetsRawPtr<B>::value ||
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| - NeedsScopedRefptrButGetsRawPtr<C>::value) };
|
| -};
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| -
|
| -template <typename A, typename B, typename C, typename D>
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| -struct ParamsUseScopedRefptrCorrectly<Tuple<A, B, C, D>> {
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| - enum { value = !(NeedsScopedRefptrButGetsRawPtr<A>::value ||
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| - NeedsScopedRefptrButGetsRawPtr<B>::value ||
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| - NeedsScopedRefptrButGetsRawPtr<C>::value ||
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| - NeedsScopedRefptrButGetsRawPtr<D>::value) };
|
| -};
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| -
|
| -template <typename A, typename B, typename C, typename D, typename E>
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| -struct ParamsUseScopedRefptrCorrectly<Tuple<A, B, C, D, E>> {
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| - enum { value = !(NeedsScopedRefptrButGetsRawPtr<A>::value ||
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| - NeedsScopedRefptrButGetsRawPtr<B>::value ||
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| - NeedsScopedRefptrButGetsRawPtr<C>::value ||
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| - NeedsScopedRefptrButGetsRawPtr<D>::value ||
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| - NeedsScopedRefptrButGetsRawPtr<E>::value) };
|
| -};
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| -
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| -template <typename A, typename B, typename C, typename D, typename E,
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| - typename F>
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| -struct ParamsUseScopedRefptrCorrectly<Tuple<A, B, C, D, E, F>> {
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| - enum { value = !(NeedsScopedRefptrButGetsRawPtr<A>::value ||
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| - NeedsScopedRefptrButGetsRawPtr<B>::value ||
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| - NeedsScopedRefptrButGetsRawPtr<C>::value ||
|
| - NeedsScopedRefptrButGetsRawPtr<D>::value ||
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| - NeedsScopedRefptrButGetsRawPtr<E>::value ||
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| - NeedsScopedRefptrButGetsRawPtr<F>::value) };
|
| -};
|
| -
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| -template <typename A, typename B, typename C, typename D, typename E,
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| - typename F, typename G>
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| -struct ParamsUseScopedRefptrCorrectly<Tuple<A, B, C, D, E, F, G>> {
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| - enum { value = !(NeedsScopedRefptrButGetsRawPtr<A>::value ||
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| - NeedsScopedRefptrButGetsRawPtr<B>::value ||
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| - NeedsScopedRefptrButGetsRawPtr<C>::value ||
|
| - NeedsScopedRefptrButGetsRawPtr<D>::value ||
|
| - NeedsScopedRefptrButGetsRawPtr<E>::value ||
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| - NeedsScopedRefptrButGetsRawPtr<F>::value ||
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| - NeedsScopedRefptrButGetsRawPtr<G>::value) };
|
| -};
|
| -
|
| -template <typename A, typename B, typename C, typename D, typename E,
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| - typename F, typename G, typename H>
|
| -struct ParamsUseScopedRefptrCorrectly<Tuple<A, B, C, D, E, F, G, H>> {
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| - enum { value = !(NeedsScopedRefptrButGetsRawPtr<A>::value ||
|
| - NeedsScopedRefptrButGetsRawPtr<B>::value ||
|
| - NeedsScopedRefptrButGetsRawPtr<C>::value ||
|
| - NeedsScopedRefptrButGetsRawPtr<D>::value ||
|
| - NeedsScopedRefptrButGetsRawPtr<E>::value ||
|
| - NeedsScopedRefptrButGetsRawPtr<F>::value ||
|
| - NeedsScopedRefptrButGetsRawPtr<G>::value ||
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| - NeedsScopedRefptrButGetsRawPtr<H>::value) };
|
| -};
|
| -
|
| -} // namespace internal
|
| -
|
| -} // namespace base
|
| -
|
| -#endif // BASE_MEMORY_RAW_SCOPED_REFPTR_MISMATCH_CHECKER_H_
|
|
|