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1 // Copyright 2015 The Chromium Authors. All rights reserved. | 1 // Copyright 2015 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 TRACE_AFTER_DISPATCH_IMPL_ERROR_H_ | 5 #ifndef TRACE_AFTER_DISPATCH_IMPL_ERROR_H_ |
6 #define TRACE_AFTER_DISPATCH_IMPL_ERROR_H_ | 6 #define TRACE_AFTER_DISPATCH_IMPL_ERROR_H_ |
7 | 7 |
8 #include "heap/stubs.h" | 8 #include "heap/stubs.h" |
9 | 9 |
10 namespace blink { | 10 namespace blink { |
11 | 11 |
12 class X : public GarbageCollected<X> { | 12 class X : public GarbageCollected<X> { |
13 public: | 13 public: |
14 void trace(Visitor*) {} | 14 void trace(Visitor*) {} |
15 }; | 15 }; |
16 | 16 |
17 enum ClassTag { | 17 enum ClassTag { |
18 BASE, DERIVED | 18 BASE, DERIVED |
19 }; | 19 }; |
20 | 20 |
21 class TraceAfterDispatchInlinedBase | 21 class TraceAfterDispatchInlinedBase |
22 : public GarbageCollected<TraceAfterDispatchInlinedBase> { | 22 : public GarbageCollected<TraceAfterDispatchInlinedBase> { |
23 public: | 23 public: |
24 explicit TraceAfterDispatchInlinedBase(ClassTag tag) : tag_(tag) {} | 24 explicit TraceAfterDispatchInlinedBase(ClassTag tag) : tag_(tag) {} |
25 | 25 |
26 void trace(Visitor* visitor) { traceImpl(visitor); } | 26 void trace(Visitor*); |
27 void trace(InlinedGlobalMarkingVisitor visitor) { traceImpl(visitor); } | |
28 | 27 |
29 void traceAfterDispatch(Visitor* visitor) { traceAfterDispatchImpl(visitor); } | 28 // No trace call; should get a warning. |
30 void traceAfterDispatch(InlinedGlobalMarkingVisitor visitor) { | 29 void traceAfterDispatch(Visitor*) {} |
31 traceAfterDispatchImpl(visitor); | |
32 } | |
33 | 30 |
34 private: | 31 private: |
35 template <typename VisitorDispatcher> | |
36 void traceImpl(VisitorDispatcher visitor); | |
37 | |
38 template <typename VisitorDispatcher> | |
39 void traceAfterDispatchImpl(VisitorDispatcher visitor) { | |
40 // No trace call; should get a warning. | |
41 } | |
42 | |
43 ClassTag tag_; | 32 ClassTag tag_; |
44 Member<X> x_base_; | 33 Member<X> x_base_; |
45 }; | 34 }; |
46 | 35 |
47 class TraceAfterDispatchInlinedDerived : public TraceAfterDispatchInlinedBase { | 36 class TraceAfterDispatchInlinedDerived : public TraceAfterDispatchInlinedBase { |
48 public: | 37 public: |
49 TraceAfterDispatchInlinedDerived() : TraceAfterDispatchInlinedBase(DERIVED) {} | 38 TraceAfterDispatchInlinedDerived() : TraceAfterDispatchInlinedBase(DERIVED) {} |
50 | 39 |
51 void traceAfterDispatch(Visitor* visitor) { traceAfterDispatchImpl(visitor); } | 40 void traceAfterDispatch(Visitor* visitor) { |
52 void traceAfterDispatch(InlinedGlobalMarkingVisitor visitor) { | 41 // No trace call (for member and base class). |
53 traceAfterDispatchImpl(visitor); | |
54 } | 42 } |
55 | 43 |
56 private: | 44 private: |
57 template <typename VisitorDispatcher> | |
58 void traceAfterDispatchImpl(VisitorDispatcher visitor) { | |
59 // No trace call (for member and base class). | |
60 } | |
61 | |
62 Member<X> x_derived_; | 45 Member<X> x_derived_; |
63 }; | 46 }; |
64 | 47 |
65 class TraceAfterDispatchExternBase | 48 class TraceAfterDispatchExternBase |
66 : public GarbageCollected<TraceAfterDispatchExternBase> { | 49 : public GarbageCollected<TraceAfterDispatchExternBase> { |
67 public: | 50 public: |
68 explicit TraceAfterDispatchExternBase(ClassTag tag) : tag_(tag) {} | 51 explicit TraceAfterDispatchExternBase(ClassTag tag) : tag_(tag) {} |
69 | 52 |
70 void trace(Visitor* visitor); | 53 void trace(Visitor* visitor); |
71 void trace(InlinedGlobalMarkingVisitor visitor); | |
72 | 54 |
73 void traceAfterDispatch(Visitor* visitor); | 55 void traceAfterDispatch(Visitor* visitor); |
74 void traceAfterDispatch(InlinedGlobalMarkingVisitor visitor); | |
75 | 56 |
76 private: | 57 private: |
77 template <typename VisitorDispatcher> | |
78 void traceImpl(VisitorDispatcher visitor); | |
79 | |
80 template <typename VisitorDispatcher> | |
81 void traceAfterDispatchImpl(VisitorDispatcher visitor); | |
82 | |
83 ClassTag tag_; | 58 ClassTag tag_; |
84 Member<X> x_base_; | 59 Member<X> x_base_; |
85 }; | 60 }; |
86 | 61 |
87 class TraceAfterDispatchExternDerived : public TraceAfterDispatchExternBase { | 62 class TraceAfterDispatchExternDerived : public TraceAfterDispatchExternBase { |
88 public: | 63 public: |
89 TraceAfterDispatchExternDerived() : TraceAfterDispatchExternBase(DERIVED) {} | 64 TraceAfterDispatchExternDerived() : TraceAfterDispatchExternBase(DERIVED) {} |
90 | 65 |
91 void traceAfterDispatch(Visitor* visitor); | 66 void traceAfterDispatch(Visitor* visitor); |
92 void traceAfterDispatch(InlinedGlobalMarkingVisitor visitor); | |
93 | 67 |
94 private: | 68 private: |
95 template <typename VisitorDispatcher> | |
96 void traceAfterDispatchImpl(VisitorDispatcher visitor); | |
97 | |
98 Member<X> x_derived_; | 69 Member<X> x_derived_; |
99 }; | 70 }; |
100 | 71 |
101 } | 72 } |
102 | 73 |
103 #endif // TRACE_AFTER_DISPATCH_IMPL_ERROR_H_ | 74 #endif // TRACE_AFTER_DISPATCH_IMPL_ERROR_H_ |
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