Index: third_party/WebKit/Source/platform/inspector_protocol/Maybe.h |
diff --git a/third_party/WebKit/Source/platform/inspector_protocol/Maybe.h b/third_party/WebKit/Source/platform/inspector_protocol/Maybe.h |
deleted file mode 100644 |
index 560e7da9629b970dda037542fa640143a78d1be3..0000000000000000000000000000000000000000 |
--- a/third_party/WebKit/Source/platform/inspector_protocol/Maybe.h |
+++ /dev/null |
@@ -1,89 +0,0 @@ |
-// Copyright 2016 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 Maybe_h |
-#define Maybe_h |
- |
-#include "platform/inspector_protocol/Platform.h" |
-#include "platform/inspector_protocol/String16.h" |
- |
-#include <memory> |
- |
-namespace blink { |
-namespace protocol { |
- |
-template<typename T> |
-class Maybe { |
-public: |
- Maybe() : m_value() { } |
- Maybe(std::unique_ptr<T> value) : m_value(std::move(value)) { } |
- void operator=(std::unique_ptr<T> value) { m_value = std::move(value); } |
- T* fromJust() const { DCHECK(m_value); return m_value.get(); } |
- T* fromMaybe(T* defaultValue) const { return m_value ? m_value.get() : defaultValue; } |
- bool isJust() const { return !!m_value; } |
- std::unique_ptr<T> takeJust() { DCHECK(m_value); return m_value.release(); } |
-private: |
- std::unique_ptr<T> m_value; |
-}; |
- |
-template<typename T> |
-class MaybeBase { |
-public: |
- MaybeBase() : m_isJust(false) { } |
- MaybeBase(T value) : m_isJust(true), m_value(value) { } |
- void operator=(T value) { m_value = value; m_isJust = true; } |
- T fromJust() const { DCHECK(m_isJust); return m_value; } |
- T fromMaybe(const T& defaultValue) const { return m_isJust ? m_value : defaultValue; } |
- bool isJust() const { return m_isJust; } |
- T takeJust() { DCHECK(m_isJust); return m_value; } |
- |
-protected: |
- bool m_isJust; |
- T m_value; |
-}; |
- |
-template<> |
-class Maybe<bool> : public MaybeBase<bool> { |
-public: |
- Maybe() { } |
- Maybe(bool value) : MaybeBase(value) { } |
- using MaybeBase::operator=; |
-}; |
- |
-template<> |
-class Maybe<int> : public MaybeBase<int> { |
-public: |
- Maybe() { } |
- Maybe(int value) : MaybeBase(value) { } |
- using MaybeBase::operator=; |
-}; |
- |
-template<> |
-class Maybe<double> : public MaybeBase<double> { |
-public: |
- Maybe() { } |
- Maybe(double value) : MaybeBase(value) { } |
- using MaybeBase::operator=; |
-}; |
- |
-template<> |
-class Maybe<InspectorProtocolConvenienceStringType> : public MaybeBase<InspectorProtocolConvenienceStringType> { |
-public: |
- Maybe() { } |
- Maybe(const InspectorProtocolConvenienceStringType& value) : MaybeBase(value) { } |
- using MaybeBase::operator=; |
-}; |
- |
-template<> |
-class Maybe<String16> : public MaybeBase<String16> { |
-public: |
- Maybe() { } |
- Maybe(const String16& value) : MaybeBase(value) { } |
- using MaybeBase::operator=; |
-}; |
- |
-} // namespace platform |
-} // namespace blink |
- |
-#endif // !defined(Maybe_h) |