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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 #include "modules/compositorworker/WindowAnimationWorklet.h" | 5 #include "modules/compositorworker/WindowAnimationWorklet.h" |
6 | 6 |
7 #include "core/frame/LocalDOMWindow.h" | 7 #include "core/frame/LocalDOMWindow.h" |
8 #include "core/frame/LocalFrame.h" | 8 #include "core/frame/LocalFrame.h" |
9 #include "modules/compositorworker/AnimationWorklet.h" | 9 #include "modules/compositorworker/AnimationWorklet.h" |
10 | 10 |
11 namespace blink { | 11 namespace blink { |
12 | 12 |
13 WindowAnimationWorklet::WindowAnimationWorklet(LocalDOMWindow& window) | 13 WindowAnimationWorklet::WindowAnimationWorklet(LocalDOMWindow& window) {} |
14 : DOMWindowProperty(window.frame()) {} | |
15 | 14 |
16 const char* WindowAnimationWorklet::supplementName() { | 15 const char* WindowAnimationWorklet::supplementName() { |
17 return "WindowAnimationWorklet"; | 16 return "WindowAnimationWorklet"; |
18 } | 17 } |
19 | 18 |
20 // static | 19 // static |
21 WindowAnimationWorklet& WindowAnimationWorklet::from(LocalDOMWindow& window) { | 20 WindowAnimationWorklet& WindowAnimationWorklet::from(LocalDOMWindow& window) { |
22 WindowAnimationWorklet* supplement = static_cast<WindowAnimationWorklet*>( | 21 WindowAnimationWorklet* supplement = static_cast<WindowAnimationWorklet*>( |
23 Supplement<LocalDOMWindow>::from(window, supplementName())); | 22 Supplement<LocalDOMWindow>::from(window, supplementName())); |
24 if (!supplement) { | 23 if (!supplement) { |
25 supplement = new WindowAnimationWorklet(window); | 24 supplement = new WindowAnimationWorklet(window); |
26 provideTo(window, supplementName(), supplement); | 25 provideTo(window, supplementName(), supplement); |
27 } | 26 } |
28 return *supplement; | 27 return *supplement; |
29 } | 28 } |
30 | 29 |
31 // static | 30 // static |
32 Worklet* WindowAnimationWorklet::animationWorklet(DOMWindow& window) { | 31 Worklet* WindowAnimationWorklet::animationWorklet(DOMWindow& window) { |
33 return from(toLocalDOMWindow(window)).animationWorklet(); | 32 return from(toLocalDOMWindow(window)) |
33 .animationWorklet(toLocalDOMWindow(window)); | |
34 } | 34 } |
35 | 35 |
36 AnimationWorklet* WindowAnimationWorklet::animationWorklet() { | 36 AnimationWorklet* WindowAnimationWorklet::animationWorklet( |
37 if (!m_animationWorklet && frame()) | 37 LocalDOMWindow& window) { |
38 m_animationWorklet = AnimationWorklet::create(frame()); | 38 if (!m_animationWorklet) |
39 m_animationWorklet = AnimationWorklet::create(window.frame()); | |
39 return m_animationWorklet.get(); | 40 return m_animationWorklet.get(); |
40 } | 41 } |
41 | 42 |
42 void WindowAnimationWorklet::frameDestroyed() { | |
nhiroki
2016/12/13 09:49:01
This was added to fix memory leak:
https://coderev
| |
43 m_animationWorklet.clear(); | |
44 DOMWindowProperty::frameDestroyed(); | |
45 } | |
46 | |
47 DEFINE_TRACE(WindowAnimationWorklet) { | 43 DEFINE_TRACE(WindowAnimationWorklet) { |
48 visitor->trace(m_animationWorklet); | 44 visitor->trace(m_animationWorklet); |
49 Supplement<LocalDOMWindow>::trace(visitor); | 45 Supplement<LocalDOMWindow>::trace(visitor); |
50 DOMWindowProperty::trace(visitor); | |
51 } | 46 } |
52 | 47 |
53 } // namespace blink | 48 } // namespace blink |
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