Replace IDBPendingTransactionMonitor with end-of-recursion-scope tasks

Source/bindings/core/v8/V8PerIsolateData.cpp

 /*
  * Copyright (C) 2009 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
@@ skipping 115 matching lines @@
 
 void V8PerIsolateData::willBeDestroyed(v8::Isolate* isolate)
 {
     V8PerIsolateData* data = from(isolate);
 
     ASSERT(!data->m_destructionPending);
     data->m_destructionPending = true;
 
     // Clear any data that may have handles into the heap,
     // prior to calling ThreadState::detach().
-    data->m_idbPendingTransactionMonitor.clear();
+    data->clearEndOfScopeTasks();
 }
 
 void V8PerIsolateData::destroy(v8::Isolate* isolate)
 {
 #if ENABLE(ASSERT)
     if (blink::Platform::current()->currentThread())
         isolate->RemoveCallCompletedCallback(&assertV8RecursionScope);
 #endif
     V8PerIsolateData* data = from(isolate);
     // FIXME: Remove once all v8::Isolate::GetCurrent() calls are gone.
@@ skipping 95 matching lines @@
     v8SetReturnValue(info, V8ScriptRunner::callInternalFunction(v8::Handle<v8::Function>::Cast(value), info.This(), 0, 0, info.GetIsolate()));
 }
 
 v8::Handle<v8::FunctionTemplate> V8PerIsolateData::toStringTemplate()
 {
     if (m_toStringTemplate.isEmpty())
         m_toStringTemplate.set(isolate(), v8::FunctionTemplate::New(isolate(), constructorOfToString));
     return m_toStringTemplate.newLocal(isolate());
 }
 
-IDBPendingTransactionMonitor* V8PerIsolateData::ensureIDBPendingTransactionMonitor()
+void V8PerIsolateData::addEndOfScopeTask(PassOwnPtr<EndOfScopeTask> task)
 {
-    if (!m_idbPendingTransactionMonitor)
-        m_idbPendingTransactionMonitor = adoptPtr(new IDBPendingTransactionMonitor());
-    return m_idbPendingTransactionMonitor.get();
+    m_endOfScopeTasks.append(task);
+}
+
+void V8PerIsolateData::runEndOfScopeTasks()
+{
+    Vector<OwnPtr<EndOfScopeTask>> tasks;
+    tasks.swap(m_endOfScopeTasks);
+    for (const auto& task : tasks)
+        task->Run();
+    ASSERT(m_endOfScopeTasks.isEmpty());
+}
+
+void V8PerIsolateData::clearEndOfScopeTasks()
+{
+    m_endOfScopeTasks.clear();
 }
 
 } // namespace blink