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| 1 /* | 1 /* |
| 2 * Copyright (C) 2008 Apple Inc. All Rights Reserved. | 2 * Copyright (C) 2008 Apple Inc. All Rights Reserved. |
| 3 * Copyright (C) 2012 Google Inc. All Rights Reserved. | 3 * Copyright (C) 2012 Google Inc. All Rights Reserved. |
| 4 * | 4 * |
| 5 * Redistribution and use in source and binary forms, with or without | 5 * Redistribution and use in source and binary forms, with or without |
| 6 * modification, are permitted provided that the following conditions | 6 * modification, are permitted provided that the following conditions |
| 7 * are met: | 7 * are met: |
| 8 * 1. Redistributions of source code must retain the above copyright | 8 * 1. Redistributions of source code must retain the above copyright |
| 9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
| 10 * 2. Redistributions in binary form must reproduce the above copyright | 10 * 2. Redistributions in binary form must reproduce the above copyright |
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| 92 } | 92 } |
| 93 | 93 |
| 94 void ExecutionContext::suspendScheduledTasks() { | 94 void ExecutionContext::suspendScheduledTasks() { |
| 95 suspendActiveDOMObjects(); | 95 suspendActiveDOMObjects(); |
| 96 tasksWereSuspended(); | 96 tasksWereSuspended(); |
| 97 } | 97 } |
| 98 | 98 |
| 99 void ExecutionContext::resumeScheduledTasks() { | 99 void ExecutionContext::resumeScheduledTasks() { |
| 100 resumeActiveDOMObjects(); | 100 resumeActiveDOMObjects(); |
| 101 tasksWereResumed(); | 101 tasksWereResumed(); |
| 102 // We need finish stack unwiding before running next task because it can suspe
nd this context. | 102 // We need finish stack unwiding before running next task because it can |
| 103 // suspend this context. |
| 103 if (m_isRunSuspendableTasksScheduled) | 104 if (m_isRunSuspendableTasksScheduled) |
| 104 return; | 105 return; |
| 105 m_isRunSuspendableTasksScheduled = true; | 106 m_isRunSuspendableTasksScheduled = true; |
| 106 postTask(BLINK_FROM_HERE, | 107 postTask(BLINK_FROM_HERE, |
| 107 createSameThreadTask(&ExecutionContext::runSuspendableTasks, | 108 createSameThreadTask(&ExecutionContext::runSuspendableTasks, |
| 108 wrapPersistent(this))); | 109 wrapPersistent(this))); |
| 109 } | 110 } |
| 110 | 111 |
| 111 void ExecutionContext::suspendActiveDOMObjectIfNeeded(ActiveDOMObject* object) { | 112 void ExecutionContext::suspendActiveDOMObjectIfNeeded(ActiveDOMObject* object) { |
| 112 #if DCHECK_IS_ON() | 113 #if DCHECK_IS_ON() |
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| 251 "'no-referrer', 'no-referrer-when-downgrade', 'origin', " | 252 "'no-referrer', 'no-referrer-when-downgrade', 'origin', " |
| 252 "'origin-when-cross-origin', or 'unsafe-url'. The referrer policy " | 253 "'origin-when-cross-origin', or 'unsafe-url'. The referrer policy " |
| 253 "has been left unchanged.")); | 254 "has been left unchanged.")); |
| 254 return; | 255 return; |
| 255 } | 256 } |
| 256 | 257 |
| 257 setReferrerPolicy(referrerPolicy); | 258 setReferrerPolicy(referrerPolicy); |
| 258 } | 259 } |
| 259 | 260 |
| 260 void ExecutionContext::setReferrerPolicy(ReferrerPolicy referrerPolicy) { | 261 void ExecutionContext::setReferrerPolicy(ReferrerPolicy referrerPolicy) { |
| 261 // When a referrer policy has already been set, the latest value takes precede
nce. | 262 // When a referrer policy has already been set, the latest value takes |
| 263 // precedence. |
| 262 UseCounter::count(this, UseCounter::SetReferrerPolicy); | 264 UseCounter::count(this, UseCounter::SetReferrerPolicy); |
| 263 if (m_referrerPolicy != ReferrerPolicyDefault) | 265 if (m_referrerPolicy != ReferrerPolicyDefault) |
| 264 UseCounter::count(this, UseCounter::ResetReferrerPolicy); | 266 UseCounter::count(this, UseCounter::ResetReferrerPolicy); |
| 265 | 267 |
| 266 m_referrerPolicy = referrerPolicy; | 268 m_referrerPolicy = referrerPolicy; |
| 267 } | 269 } |
| 268 | 270 |
| 269 void ExecutionContext::removeURLFromMemoryCache(const KURL& url) { | 271 void ExecutionContext::removeURLFromMemoryCache(const KURL& url) { |
| 270 memoryCache()->removeURLFromCache(url); | 272 memoryCache()->removeURLFromCache(url); |
| 271 } | 273 } |
| 272 | 274 |
| 273 DEFINE_TRACE(ExecutionContext) { | 275 DEFINE_TRACE(ExecutionContext) { |
| 274 visitor->trace(m_publicURLManager); | 276 visitor->trace(m_publicURLManager); |
| 275 visitor->trace(m_pendingExceptions); | 277 visitor->trace(m_pendingExceptions); |
| 276 ContextLifecycleNotifier::trace(visitor); | 278 ContextLifecycleNotifier::trace(visitor); |
| 277 Supplementable<ExecutionContext>::trace(visitor); | 279 Supplementable<ExecutionContext>::trace(visitor); |
| 278 } | 280 } |
| 279 | 281 |
| 280 } // namespace blink | 282 } // namespace blink |
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