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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 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 "bindings/core/v8/ScriptState.h" | 5 #include "bindings/core/v8/ScriptState.h" |
6 | 6 |
7 #include "bindings/core/v8/V8Binding.h" | 7 #include "bindings/core/v8/V8Binding.h" |
8 #include "core/dom/ExecutionContext.h" | 8 #include "core/dom/ExecutionContext.h" |
9 #include "core/frame/LocalDOMWindow.h" | 9 #include "core/frame/LocalDOMWindow.h" |
10 #include "core/frame/LocalFrame.h" | 10 #include "core/frame/LocalFrame.h" |
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29 const v8::WeakCallbackInfo<ScriptState>& data) { | 29 const v8::WeakCallbackInfo<ScriptState>& data) { |
30 data.GetParameter()->clearContext(); | 30 data.GetParameter()->clearContext(); |
31 data.SetSecondPassCallback(derefCallback); | 31 data.SetSecondPassCallback(derefCallback); |
32 } | 32 } |
33 | 33 |
34 ScriptState::ScriptState(v8::Local<v8::Context> context, | 34 ScriptState::ScriptState(v8::Local<v8::Context> context, |
35 PassRefPtr<DOMWrapperWorld> world) | 35 PassRefPtr<DOMWrapperWorld> world) |
36 : m_isolate(context->GetIsolate()), | 36 : m_isolate(context->GetIsolate()), |
37 m_context(m_isolate, context), | 37 m_context(m_isolate, context), |
38 m_world(world), | 38 m_world(world), |
39 m_perContextData(V8PerContextData::create(context)) | 39 m_perContextData(V8PerContextData::create(context)) { |
40 { | |
41 DCHECK(m_world); | 40 DCHECK(m_world); |
42 m_context.setWeak(this, &contextCollectedCallback); | 41 m_context.setWeak(this, &contextCollectedCallback); |
43 context->SetAlignedPointerInEmbedderData(v8ContextPerContextDataIndex, this); | 42 context->SetAlignedPointerInEmbedderData(v8ContextPerContextDataIndex, this); |
44 } | 43 } |
45 | 44 |
46 ScriptState::~ScriptState() { | 45 ScriptState::~ScriptState() { |
47 ASSERT(!m_perContextData); | 46 ASSERT(!m_perContextData); |
48 ASSERT(m_context.isEmpty()); | 47 ASSERT(m_context.isEmpty()); |
49 } | 48 } |
50 | 49 |
51 void ScriptState::detachGlobalObject() { | 50 void ScriptState::detachGlobalObject() { |
52 ASSERT(!m_context.isEmpty()); | 51 ASSERT(!m_context.isEmpty()); |
53 context()->DetachGlobal(); | 52 context()->DetachGlobal(); |
54 #if DCHECK_IS_ON() | |
55 m_globalObjectDetached = true; | |
56 #endif | |
57 } | 53 } |
58 | 54 |
59 void ScriptState::disposePerContextData() { | 55 void ScriptState::disposePerContextData() { |
60 m_perContextData = nullptr; | 56 m_perContextData = nullptr; |
61 } | 57 } |
62 | 58 |
63 ScriptValue ScriptState::getFromExtrasExports(const char* name) { | 59 ScriptValue ScriptState::getFromExtrasExports(const char* name) { |
64 v8::HandleScope handleScope(m_isolate); | 60 v8::HandleScope handleScope(m_isolate); |
65 v8::Local<v8::Value> v8Value; | 61 v8::Local<v8::Value> v8Value; |
66 if (!context() | 62 if (!context() |
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94 v8::HandleScope handleScope(toIsolate(frame)); | 90 v8::HandleScope handleScope(toIsolate(frame)); |
95 v8::Local<v8::Context> context = toV8Context(frame, world); | 91 v8::Local<v8::Context> context = toV8Context(frame, world); |
96 if (context.IsEmpty()) | 92 if (context.IsEmpty()) |
97 return nullptr; | 93 return nullptr; |
98 ScriptState* scriptState = ScriptState::from(context); | 94 ScriptState* scriptState = ScriptState::from(context); |
99 ASSERT(scriptState->contextIsValid()); | 95 ASSERT(scriptState->contextIsValid()); |
100 return scriptState; | 96 return scriptState; |
101 } | 97 } |
102 | 98 |
103 } // namespace blink | 99 } // namespace blink |
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