| // Copyright 2015 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 THIRD_PARTY_BLINK_RENDERER_PLATFORM_WTF_CONDITIONAL_DESTRUCTOR_H_ |
| #define THIRD_PARTY_BLINK_RENDERER_PLATFORM_WTF_CONDITIONAL_DESTRUCTOR_H_ |
| |
| #include "third_party/blink/renderer/platform/wtf/allocator/allocator.h" |
| |
| namespace WTF { |
| |
| // ConditionalDestructor defines the destructor of the derived object. |
| // This base is used in order to completely avoid creating a destructor |
| // for an object that does not need to be destructed. By doing so, |
| // the clang compiler will have correct information about whether or not |
| // the object has a trivial destructor. |
| // Note: the derived object MUST release all its resources at the finalize() |
| // method. |
| template <typename Derived, bool noDestructor> |
| class ConditionalDestructor { |
| USING_FAST_MALLOC(ConditionalDestructor); |
| |
| public: |
| ~ConditionalDestructor() { static_cast<Derived*>(this)->Finalize(); } |
| }; |
| |
| template <typename Derived> |
| class ConditionalDestructor<Derived, true> {}; |
| |
| } // namespace WTF |
| |
| #endif // THIRD_PARTY_BLINK_RENDERER_PLATFORM_WTF_CONDITIONAL_DESTRUCTOR_H_ |
