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1 // Copyright 2016 The Chromium Authors. All rights reserved. | 1 // Copyright 2016 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef Maybe_h | 5 #ifndef Maybe_h |
6 #define Maybe_h | 6 #define Maybe_h |
7 | 7 |
8 #include "platform/PlatformExport.h" | 8 #include "platform/PlatformExport.h" |
9 #include "wtf/text/WTFString.h" | 9 #include "platform/inspector_protocol/String16.h" |
dgozman
2016/03/08 01:35:12
class String16;
| |
10 | 10 |
11 namespace blink { | 11 namespace blink { |
12 namespace protocol { | 12 namespace protocol { |
13 | 13 |
14 template<typename T> | 14 template<typename T> |
15 class Maybe { | 15 class Maybe { |
16 public: | 16 public: |
17 Maybe() { } | 17 Maybe() { } |
18 Maybe(PassOwnPtr<T> value) : m_value(value) { } | 18 Maybe(PassOwnPtr<T> value) : m_value(value) { } |
19 void operator=(PassOwnPtr<T> value) { m_value = value; } | 19 void operator=(PassOwnPtr<T> value) { m_value = value; } |
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63 Maybe() { } | 63 Maybe() { } |
64 Maybe(double value) : MaybeBase(value) { } | 64 Maybe(double value) : MaybeBase(value) { } |
65 using MaybeBase::operator=; | 65 using MaybeBase::operator=; |
66 }; | 66 }; |
67 | 67 |
68 template<> | 68 template<> |
69 class Maybe<String> : public MaybeBase<String> { | 69 class Maybe<String> : public MaybeBase<String> { |
70 public: | 70 public: |
71 Maybe() { } | 71 Maybe() { } |
72 Maybe(const String& value) : MaybeBase(value) { } | 72 Maybe(const String& value) : MaybeBase(value) { } |
73 Maybe(const AtomicString& value) : MaybeBase(value) { } | |
74 using MaybeBase::operator=; | 73 using MaybeBase::operator=; |
75 }; | 74 }; |
76 | 75 |
76 template<> | |
77 class Maybe<String16> : public MaybeBase<String16> { | |
78 public: | |
79 Maybe() { } | |
80 Maybe(const String16& value) : MaybeBase(value) { } | |
81 using MaybeBase::operator=; | |
82 }; | |
83 | |
77 } // namespace platform | 84 } // namespace platform |
78 } // namespace blink | 85 } // namespace blink |
79 | 86 |
80 #endif // !defined(Maybe_h) | 87 #endif // !defined(Maybe_h) |
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