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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 * | 3 * |
| 4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
| 5 * modification, are permitted provided that the following conditions | 5 * modification, are permitted provided that the following conditions |
| 6 * are met: | 6 * are met: |
| 7 * 1. Redistributions of source code must retain the above copyright | 7 * 1. Redistributions of source code must retain the above copyright |
| 8 * notice, this list of conditions and the following disclaimer. | 8 * notice, this list of conditions and the following disclaimer. |
| 9 * 2. Redistributions in binary form must reproduce the above copyright | 9 * 2. Redistributions in binary form must reproduce the above copyright |
| 10 * notice, this list of conditions and the following disclaimer in the | 10 * notice, this list of conditions and the following disclaimer in the |
| (...skipping 80 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 91 | 91 |
| 92 void DOMTimer::disposeTimer() | 92 void DOMTimer::disposeTimer() |
| 93 { | 93 { |
| 94 m_action = nullptr; | 94 m_action = nullptr; |
| 95 m_userGestureToken = nullptr; | 95 m_userGestureToken = nullptr; |
| 96 stop(); | 96 stop(); |
| 97 } | 97 } |
| 98 | 98 |
| 99 void DOMTimer::fired() | 99 void DOMTimer::fired() |
| 100 { | 100 { |
| 101 ExecutionContext* context = executionContext(); | 101 ExecutionContext* context = getExecutionContext(); |
| 102 ASSERT(context); | 102 ASSERT(context); |
| 103 context->timers()->setTimerNestingLevel(m_nestingLevel); | 103 context->timers()->setTimerNestingLevel(m_nestingLevel); |
| 104 ASSERT(!context->activeDOMObjectsAreSuspended()); | 104 ASSERT(!context->activeDOMObjectsAreSuspended()); |
| 105 // Only the first execution of a multi-shot timer should get an affirmative
user gesture indicator. | 105 // Only the first execution of a multi-shot timer should get an affirmative
user gesture indicator. |
| 106 UserGestureIndicator gestureIndicator(m_userGestureToken.release()); | 106 UserGestureIndicator gestureIndicator(m_userGestureToken.release()); |
| 107 | 107 |
| 108 TRACE_EVENT1("devtools.timeline", "TimerFire", "data", InspectorTimerFireEve
nt::data(context, m_timeoutID)); | 108 TRACE_EVENT1("devtools.timeline", "TimerFire", "data", InspectorTimerFireEve
nt::data(context, m_timeoutID)); |
| 109 InspectorInstrumentationCookie cookie = InspectorInstrumentation::willFireTi
mer(context, m_timeoutID); | 109 InspectorInstrumentationCookie cookie = InspectorInstrumentation::willFireTi
mer(context, m_timeoutID); |
| 110 | 110 |
| 111 // Simple case for non-one-shot timers. | 111 // Simple case for non-one-shot timers. |
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| 130 // for one-shot timers. | 130 // for one-shot timers. |
| 131 OwnPtrWillBeRawPtr<ScheduledAction> action = m_action.release(); | 131 OwnPtrWillBeRawPtr<ScheduledAction> action = m_action.release(); |
| 132 context->timers()->removeTimeoutByID(m_timeoutID); | 132 context->timers()->removeTimeoutByID(m_timeoutID); |
| 133 | 133 |
| 134 action->execute(context); | 134 action->execute(context); |
| 135 | 135 |
| 136 InspectorInstrumentation::didFireTimer(cookie); | 136 InspectorInstrumentation::didFireTimer(cookie); |
| 137 TRACE_EVENT_INSTANT1(TRACE_DISABLED_BY_DEFAULT("devtools.timeline"), "Update
Counters", TRACE_EVENT_SCOPE_THREAD, "data", InspectorUpdateCountersEvent::data(
)); | 137 TRACE_EVENT_INSTANT1(TRACE_DISABLED_BY_DEFAULT("devtools.timeline"), "Update
Counters", TRACE_EVENT_SCOPE_THREAD, "data", InspectorUpdateCountersEvent::data(
)); |
| 138 | 138 |
| 139 // ExecutionContext might be already gone when we executed action->execute()
. | 139 // ExecutionContext might be already gone when we executed action->execute()
. |
| 140 if (executionContext()) | 140 if (getExecutionContext()) |
| 141 executionContext()->timers()->setTimerNestingLevel(0); | 141 getExecutionContext()->timers()->setTimerNestingLevel(0); |
| 142 } | 142 } |
| 143 | 143 |
| 144 void DOMTimer::stop() | 144 void DOMTimer::stop() |
| 145 { | 145 { |
| 146 SuspendableTimer::stop(); | 146 SuspendableTimer::stop(); |
| 147 // Need to release JS objects potentially protected by ScheduledAction | 147 // Need to release JS objects potentially protected by ScheduledAction |
| 148 // because they can form circular references back to the ExecutionContext | 148 // because they can form circular references back to the ExecutionContext |
| 149 // which will cause a memory leak. | 149 // which will cause a memory leak. |
| 150 m_action.clear(); | 150 m_action.clear(); |
| 151 } | 151 } |
| 152 | 152 |
| 153 WebTaskRunner* DOMTimer::timerTaskRunner() const | 153 WebTaskRunner* DOMTimer::timerTaskRunner() const |
| 154 { | 154 { |
| 155 return executionContext()->timers()->timerTaskRunner(); | 155 return getExecutionContext()->timers()->timerTaskRunner(); |
| 156 } | 156 } |
| 157 | 157 |
| 158 DEFINE_TRACE(DOMTimer) | 158 DEFINE_TRACE(DOMTimer) |
| 159 { | 159 { |
| 160 visitor->trace(m_action); | 160 visitor->trace(m_action); |
| 161 SuspendableTimer::trace(visitor); | 161 SuspendableTimer::trace(visitor); |
| 162 } | 162 } |
| 163 | 163 |
| 164 } // namespace blink | 164 } // namespace blink |
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