Index: Source/core/timing/PerformanceObserverRegistration.h |
diff --git a/Source/core/timing/PerformanceObserverRegistration.h b/Source/core/timing/PerformanceObserverRegistration.h |
new file mode 100644 |
index 0000000000000000000000000000000000000000..32cbcda1064073c58651fc2eba1f727153f19e2e |
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+++ b/Source/core/timing/PerformanceObserverRegistration.h |
@@ -0,0 +1,76 @@ |
+/* |
+ * Copyright (C) 2015 Google Inc. All rights reserved. |
+ * |
+ * Redistribution and use in source and binary forms, with or without |
+ * modification, are permitted provided that the following conditions are |
+ * met: |
+ * |
+ * * Redistributions of source code must retain the above copyright |
+ * notice, this list of conditions and the following disclaimer. |
+ * * Redistributions in binary form must reproduce the above |
+ * copyright notice, this list of conditions and the following disclaimer |
+ * in the documentation and/or other materials provided with the |
+ * distribution. |
+ * * Neither the name of Google Inc. nor the names of its |
+ * contributors may be used to endorse or promote products derived from |
+ * this software without specific prior written permission. |
+ * |
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
+ */ |
+ |
+#ifndef PerformanceObserverRegistration_h |
+#define PerformanceObserverRegistration_h |
+ |
+#include "core/timing/PerformanceObserver.h" |
+#include "platform/heap/Handle.h" |
+#include "wtf/HashSet.h" |
+#include "wtf/text/AtomicString.h" |
+#include "wtf/text/AtomicStringHash.h" |
+ |
+namespace blink { |
+ |
+class PerformanceBase; |
+ |
+class PerformanceObserverRegistration final : public GarbageCollectedFinalized<PerformanceObserverRegistration> { |
+public: |
+ static PerformanceObserverRegistration* create(PerformanceObserver&, PerformanceBase*, const HashSet<AtomicString>& typeFilter); |
esprehn
2015/07/18 22:24:16
Why the PerformanceBase argument? The observer sho
MikeB
2015/07/20 23:06:50
Got rid of this class entirely. Simplifies things
|
+ ~PerformanceObserverRegistration(); |
+ |
+ void resetObservation(const HashSet<AtomicString>& typeFilter); |
+ |
+ void unregister(); |
+ |
+ PerformanceObserver& observer() const { return *m_observer; } |
+ PerformanceBase* performance() const { return m_performance.get(); } |
esprehn
2015/07/18 22:24:16
Can this be null? i don't think it can, you want *
|
+ |
+ DECLARE_TRACE(); |
+ |
+ void dispose(); |
+ |
+ void addReference() { ++m_referenceCount; } |
esprehn
2015/07/18 22:24:16
This manual reference count is very weird, what ar
|
+ |
+ bool shouldReceiveEntryFrom(const AtomicString& typeName) const; |
+ |
+private: |
+ PerformanceObserverRegistration(PerformanceObserver&, PerformanceBase*, const HashSet<AtomicString>& typeFilter); |
+ |
+ Member<PerformanceObserver> m_observer; |
+ WeakMember<PerformanceBase> m_performance; |
esprehn
2015/07/18 22:24:16
the observer should know the performance.
|
+ |
+ HashSet<AtomicString> m_typeFilter; |
esprehn
2015/07/18 22:24:17
This should be an unsigned bitfield where each bit
|
+ unsigned m_referenceCount; |
+}; |
+ |
+} // namespace blink |
+ |
+#endif // PerformanceObserverRegistration_h |