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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 "config.h" | 5 #include "config.h" |
6 #include "core/frame/EventHandlerRegistry.h" | 6 #include "core/frame/EventHandlerRegistry.h" |
7 | 7 |
8 #include "core/frame/LocalDOMWindow.h" | 8 #include "core/frame/LocalDOMWindow.h" |
9 #include "core/frame/LocalFrame.h" | 9 #include "core/frame/LocalFrame.h" |
10 #include "core/html/HTMLFrameOwnerElement.h" | 10 #include "core/html/HTMLFrameOwnerElement.h" |
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228 } | 228 } |
229 | 229 |
230 DEFINE_TRACE(EventHandlerRegistry) | 230 DEFINE_TRACE(EventHandlerRegistry) |
231 { | 231 { |
232 visitor->trace(m_frameHost); | 232 visitor->trace(m_frameHost); |
233 visitor->template registerWeakMembers<EventHandlerRegistry, &EventHandlerReg
istry::clearWeakMembers>(this); | 233 visitor->template registerWeakMembers<EventHandlerRegistry, &EventHandlerReg
istry::clearWeakMembers>(this); |
234 } | 234 } |
235 | 235 |
236 void EventHandlerRegistry::clearWeakMembers(Visitor* visitor) | 236 void EventHandlerRegistry::clearWeakMembers(Visitor* visitor) |
237 { | 237 { |
238 Vector<EventTarget*> deadTargets; | 238 Vector<RawPtrWillBeUntracedMember<EventTarget>> deadTargets; |
239 for (size_t i = 0; i < EventHandlerClassCount; ++i) { | 239 for (size_t i = 0; i < EventHandlerClassCount; ++i) { |
240 EventHandlerClass handlerClass = static_cast<EventHandlerClass>(i); | 240 EventHandlerClass handlerClass = static_cast<EventHandlerClass>(i); |
241 const EventTargetSet* targets = &m_targets[handlerClass]; | 241 const EventTargetSet* targets = &m_targets[handlerClass]; |
242 for (const auto& eventTarget : *targets) { | 242 for (const auto& eventTarget : *targets) { |
243 Node* node = eventTarget.key->toNode(); | 243 Node* node = eventTarget.key->toNode(); |
244 LocalDOMWindow* window = eventTarget.key->toDOMWindow(); | 244 LocalDOMWindow* window = eventTarget.key->toDOMWindow(); |
245 if (node && !Heap::isHeapObjectAlive(node)) { | 245 if (node && !Heap::isHeapObjectAlive(node)) { |
246 deadTargets.append(node); | 246 deadTargets.append(node); |
247 } else if (window && !Heap::isHeapObjectAlive(window)) { | 247 } else if (window && !Heap::isHeapObjectAlive(window)) { |
248 deadTargets.append(window); | 248 deadTargets.append(window); |
249 } | 249 } |
250 } | 250 } |
251 } | 251 } |
252 for (size_t i = 0; i < deadTargets.size(); ++i) | 252 for (size_t i = 0; i < deadTargets.size(); ++i) |
253 didRemoveAllEventHandlers(*deadTargets[i]); | 253 didRemoveAllEventHandlers(*deadTargets[i]); |
254 } | 254 } |
255 | 255 |
256 void EventHandlerRegistry::documentDetached(Document& document) | 256 void EventHandlerRegistry::documentDetached(Document& document) |
257 { | 257 { |
258 // Remove all event targets under the detached document. | 258 // Remove all event targets under the detached document. |
259 for (size_t handlerClassIndex = 0; handlerClassIndex < EventHandlerClassCoun
t; ++handlerClassIndex) { | 259 for (size_t handlerClassIndex = 0; handlerClassIndex < EventHandlerClassCoun
t; ++handlerClassIndex) { |
260 EventHandlerClass handlerClass = static_cast<EventHandlerClass>(handlerC
lassIndex); | 260 EventHandlerClass handlerClass = static_cast<EventHandlerClass>(handlerC
lassIndex); |
261 Vector<EventTarget*> targetsToRemove; | 261 Vector<RawPtrWillBeUntracedMember<EventTarget>> targetsToRemove; |
262 const EventTargetSet* targets = &m_targets[handlerClass]; | 262 const EventTargetSet* targets = &m_targets[handlerClass]; |
263 for (const auto& eventTarget : *targets) { | 263 for (const auto& eventTarget : *targets) { |
264 if (Node* node = eventTarget.key->toNode()) { | 264 if (Node* node = eventTarget.key->toNode()) { |
265 for (Document* doc = &node->document(); doc; doc = doc->ownerEle
ment() ? &doc->ownerElement()->document() : 0) { | 265 for (Document* doc = &node->document(); doc; doc = doc->ownerEle
ment() ? &doc->ownerElement()->document() : 0) { |
266 if (doc == &document) { | 266 if (doc == &document) { |
267 targetsToRemove.append(eventTarget.key); | 267 targetsToRemove.append(eventTarget.key); |
268 break; | 268 break; |
269 } | 269 } |
270 } | 270 } |
271 } else if (eventTarget.key->toDOMWindow()) { | 271 } else if (eventTarget.key->toDOMWindow()) { |
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297 ASSERT(window->frame()); | 297 ASSERT(window->frame()); |
298 ASSERT(window->frame()->host()); | 298 ASSERT(window->frame()->host()); |
299 ASSERT(window->frame()->host() == m_frameHost); | 299 ASSERT(window->frame()->host() == m_frameHost); |
300 } | 300 } |
301 } | 301 } |
302 } | 302 } |
303 #endif // ENABLE(ASSERT) | 303 #endif // ENABLE(ASSERT) |
304 } | 304 } |
305 | 305 |
306 } // namespace blink | 306 } // namespace blink |
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