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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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25 * | 25 * |
26 */ | 26 */ |
27 | 27 |
28 #include "config.h" | 28 #include "config.h" |
29 #include "core/dom/ExecutionContext.h" | 29 #include "core/dom/ExecutionContext.h" |
30 | 30 |
31 #include "core/dom/ExecutionContextTask.h" | 31 #include "core/dom/ExecutionContextTask.h" |
32 #include "core/events/ErrorEvent.h" | 32 #include "core/events/ErrorEvent.h" |
33 #include "core/events/EventTarget.h" | 33 #include "core/events/EventTarget.h" |
34 #include "core/fetch/MemoryCache.h" | 34 #include "core/fetch/MemoryCache.h" |
35 #include "core/frame/UseCounter.h" | |
35 #include "core/html/PublicURLManager.h" | 36 #include "core/html/PublicURLManager.h" |
36 #include "core/inspector/InspectorInstrumentation.h" | 37 #include "core/inspector/InspectorInstrumentation.h" |
37 #include "core/inspector/ScriptCallStack.h" | 38 #include "core/inspector/ScriptCallStack.h" |
38 #include "core/workers/WorkerGlobalScope.h" | 39 #include "core/workers/WorkerGlobalScope.h" |
39 #include "core/workers/WorkerThread.h" | 40 #include "core/workers/WorkerThread.h" |
40 #include "wtf/MainThread.h" | 41 #include "wtf/MainThread.h" |
41 | 42 |
42 namespace blink { | 43 namespace blink { |
43 | 44 |
44 class ExecutionContext::PendingException : public NoBaseWillBeGarbageCollectedFi nalized<ExecutionContext::PendingException> { | 45 class ExecutionContext::PendingException : public NoBaseWillBeGarbageCollectedFi nalized<ExecutionContext::PendingException> { |
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66 }; | 67 }; |
67 | 68 |
68 ExecutionContext::ExecutionContext() | 69 ExecutionContext::ExecutionContext() |
69 : m_circularSequentialID(0) | 70 : m_circularSequentialID(0) |
70 , m_inDispatchErrorEvent(false) | 71 , m_inDispatchErrorEvent(false) |
71 , m_activeDOMObjectsAreSuspended(false) | 72 , m_activeDOMObjectsAreSuspended(false) |
72 , m_activeDOMObjectsAreStopped(false) | 73 , m_activeDOMObjectsAreStopped(false) |
73 , m_strictMixedContentCheckingEnforced(false) | 74 , m_strictMixedContentCheckingEnforced(false) |
74 , m_windowInteractionTokens(0) | 75 , m_windowInteractionTokens(0) |
75 , m_isRunSuspendableTasksScheduled(false) | 76 , m_isRunSuspendableTasksScheduled(false) |
77 , m_referrerPolicy(ReferrerPolicyDefault) | |
76 { | 78 { |
77 } | 79 } |
78 | 80 |
79 ExecutionContext::~ExecutionContext() | 81 ExecutionContext::~ExecutionContext() |
80 { | 82 { |
81 } | 83 } |
82 | 84 |
83 void ExecutionContext::suspendActiveDOMObjects() | 85 void ExecutionContext::suspendActiveDOMObjects() |
84 { | 86 { |
85 ASSERT(!m_activeDOMObjectsAreSuspended); | 87 ASSERT(!m_activeDOMObjectsAreSuspended); |
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241 if (m_windowInteractionTokens == 0) | 243 if (m_windowInteractionTokens == 0) |
242 return; | 244 return; |
243 --m_windowInteractionTokens; | 245 --m_windowInteractionTokens; |
244 } | 246 } |
245 | 247 |
246 bool ExecutionContext::isWindowInteractionAllowed() const | 248 bool ExecutionContext::isWindowInteractionAllowed() const |
247 { | 249 { |
248 return m_windowInteractionTokens > 0; | 250 return m_windowInteractionTokens > 0; |
249 } | 251 } |
250 | 252 |
253 void ExecutionContext::setReferrerPolicy(ReferrerPolicy referrerPolicy) | |
254 { | |
255 // FIXME: Can we adopt the CSP referrer policy merge algorithm? Or does the web rely on being able to modify the referrer policy in-flight? | |
256 UseCounter::count(this, UseCounter::SetReferrerPolicy); | |
257 if (m_referrerPolicy != ReferrerPolicyDefault) | |
jochen (gone - plz use gerrit)
2015/05/04 07:20:31
i notice this is just copy/paste, but shouldn't th
Mike West
2015/05/04 14:17:20
I don't think so. If the referrer policy is the de
jochen (gone - plz use gerrit)
2015/05/04 14:36:12
ah, right
| |
258 UseCounter::count(this, UseCounter::ResetReferrerPolicy); | |
259 | |
260 m_referrerPolicy = referrerPolicy; | |
261 } | |
262 | |
251 void ExecutionContext::removeURLFromMemoryCache(const KURL& url) | 263 void ExecutionContext::removeURLFromMemoryCache(const KURL& url) |
252 { | 264 { |
253 memoryCache()->removeURLFromCache(url); | 265 memoryCache()->removeURLFromCache(url); |
254 } | 266 } |
255 | 267 |
256 DEFINE_TRACE(ExecutionContext) | 268 DEFINE_TRACE(ExecutionContext) |
257 { | 269 { |
258 #if ENABLE(OILPAN) | 270 #if ENABLE(OILPAN) |
259 visitor->trace(m_pendingExceptions); | 271 visitor->trace(m_pendingExceptions); |
260 visitor->trace(m_publicURLManager); | 272 visitor->trace(m_publicURLManager); |
261 HeapSupplementable<ExecutionContext>::trace(visitor); | 273 HeapSupplementable<ExecutionContext>::trace(visitor); |
262 #endif | 274 #endif |
263 ContextLifecycleNotifier::trace(visitor); | 275 ContextLifecycleNotifier::trace(visitor); |
264 } | 276 } |
265 | 277 |
266 } // namespace blink | 278 } // namespace blink |
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