Replace IDBPendingTransactionMonitor with end-of-recursion-scope tasks

Source/modules/indexeddb/IDBPendingTransactionMonitor.h

Index: Source/modules/indexeddb/IDBPendingTransactionMonitor.h
diff --git a/Source/modules/indexeddb/IDBPendingTransactionMonitor.h b/Source/modules/indexeddb/IDBPendingTransactionMonitor.h
deleted file mode 100644
index 1094cbc174fc327ef9f08ae188e0f0f0bf66f4ce..0000000000000000000000000000000000000000
--- a/Source/modules/indexeddb/IDBPendingTransactionMonitor.h
+++ /dev/null
@@ -1,55 +0,0 @@
-/*
- * Copyright (C) 2010 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:
- *
- * 1.  Redistributions of source code must retain the above copyright
- *     notice, this list of conditions and the following disclaimer.
- * 2.  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.
- *
- * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS 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 APPLE OR ITS 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 IDBPendingTransactionMonitor_h
-#define IDBPendingTransactionMonitor_h
-
-#include "platform/heap/Handle.h"
-#include "wtf/Noncopyable.h"
-
-namespace blink {
-
-class IDBTransaction;
-
-// This class keeps track of the transactions created during the current
-// Javascript execution context. Transactions have an internal |active| flag
-// which is set to true on creation, but must be set to false when control
-// returns to the event loop.
-class IDBPendingTransactionMonitor {
-    WTF_MAKE_NONCOPYABLE(IDBPendingTransactionMonitor);
-
-public:
-    IDBPendingTransactionMonitor();
-
-    void addNewTransaction(IDBTransaction&);
-    void deactivateNewTransactions();
-
-private:
-    PersistentHeapVector<Member<IDBTransaction> > m_transactions;
-};
-
-} // namespace blink
-
-#endif // IDBPendingTransactionMonitor_h