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32 #include "bindings/v8/V8GCForContextDispose.h"
34 #include "wtf/StdLibExtras.h"
38 V8GCForContextDispose::V8GCForContextDispose()
39 : m_pseudoIdleTimer(this, &V8GCForContextDispose::pseudoIdleTimerFired)
40 , m_didDisposeContextForMainFrame(false)
44 void V8GCForContextDispose::notifyContextDisposed(bool isMainFrame)
46 m_didDisposeContextForMainFrame = m_didDisposeContextForMainFrame || isMainFrame;
47 v8::V8::ContextDisposedNotification();
48 if (!m_pseudoIdleTimer.isActive())
49 m_pseudoIdleTimer.startOneShot(0.8);
52 void V8GCForContextDispose::notifyIdleSooner(double maximumFireInterval)
54 if (m_pseudoIdleTimer.isActive()) {
55 double nextFireInterval = m_pseudoIdleTimer.nextFireInterval();
56 if (nextFireInterval > maximumFireInterval) {
57 m_pseudoIdleTimer.stop();
58 m_pseudoIdleTimer.startOneShot(maximumFireInterval);
63 V8GCForContextDispose& V8GCForContextDispose::instanceTemplate()
65 DEFINE_STATIC_LOCAL(V8GCForContextDispose, staticInstance, ());
66 return staticInstance;
69 void V8GCForContextDispose::pseudoIdleTimerFired(Timer<V8GCForContextDispose>*)
71 const int longIdlePauseInMs = 1000;
72 const int shortIdlePauseInMs = 10;
73 int hint = m_didDisposeContextForMainFrame ? longIdlePauseInMs : shortIdlePauseInMs;
74 v8::V8::IdleNotification(hint);
75 m_didDisposeContextForMainFrame = false;
78 } // namespace WebCore