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Side by Side Diff: third_party/WebKit/Source/core/dom/CompositorProxyClient.h

Issue 2774223002: CompositorWorkerProxyClientImpl to CompositorProxy cross thread reference is using WeakMember (Closed)
Patch Set: fix Created 3 years, 8 months ago
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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 CompositorProxyClient_h 5 #ifndef CompositorProxyClient_h
6 #define CompositorProxyClient_h 6 #define CompositorProxyClient_h
7 7
8 #include "core/CoreExport.h" 8 #include "core/CoreExport.h"
9 #include "platform/heap/Handle.h" 9 #include "platform/heap/Handle.h"
10 10
11 namespace blink { 11 namespace blink {
12 12
13 class CompositorProxy; 13 class CompositorProxy;
14 14
15 class CORE_EXPORT CompositorProxyClient 15 class CORE_EXPORT CompositorProxyClient : public GarbageCollectedMixin {
16 : public GarbageCollectedFinalized<CompositorProxyClient> {
17 public: 16 public:
18 virtual ~CompositorProxyClient(){}; 17 virtual ~CompositorProxyClient(){};
19 DEFINE_INLINE_VIRTUAL_TRACE() {} 18 DEFINE_INLINE_VIRTUAL_TRACE() {}
20 19
21 virtual void registerCompositorProxy(CompositorProxy*) = 0; 20 virtual void registerCompositorProxy(CompositorProxy*) = 0;
22 // It is not guaranteed to receive an unregister call for every registered 21 // It is not guaranteed to receive an unregister call for every registered
23 // proxy. In fact we only receive one when a proxy is explicitly 22 // proxy. In fact we only receive one when a proxy is explicitly
24 // disconnected otherwise we rely on oilpan collection process to remove the 23 // disconnected otherwise we rely on oilpan collection process to remove the
25 // weak reference to the proxy. 24 // weak reference to the proxy.
26 virtual void unregisterCompositorProxy(CompositorProxy*) = 0; 25 virtual void unregisterCompositorProxy(CompositorProxy*) = 0;
27 }; 26 };
28 27
29 } // namespace blink 28 } // namespace blink
30 29
31 #endif // CompositorProxyClient_h 30 #endif // CompositorProxyClient_h
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