IndexedDB Observers

third_party/WebKit/Source/modules/indexeddb/IDBObserverCallback.h

Index: third_party/WebKit/Source/modules/indexeddb/IDBObserverCallback.h
diff --git a/third_party/WebKit/Source/modules/indexeddb/IDBObserverCallback.h b/third_party/WebKit/Source/modules/indexeddb/IDBObserverCallback.h
new file mode 100644
index 0000000000000000000000000000000000000000..533ba2cec63ae8a7168167ae95200f05b0de5f7d
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+++ b/third_party/WebKit/Source/modules/indexeddb/IDBObserverCallback.h
@@ -0,0 +1,24 @@
+// Copyright 2016 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef IDBObserverCallback_h
+#define IDBObserverCallback_h
+
+#include "platform/heap/Handle.h"
+
+namespace blink {
+
+class ExecutionContext;
+class IDBObserver;
+
+class IDBObserverCallback : public GarbageCollectedFinalized<IDBObserverCallback> {
+public:
+    virtual ~IDBObserverCallback() {}
+    virtual ExecutionContext* getExecutionContext() const = 0;
+    DEFINE_INLINE_VIRTUAL_TRACE() {}
+};
+
+} // namespace blink
+
+#endif // IDBObserverCallback_h