[oilpan] Move IDBDatabase, IDBDatabaseCallbacks, IDBDatabaseBackendInterface and other related clas…

Source/modules/indexeddb/IDBRequest.cpp

Index: Source/modules/indexeddb/IDBRequest.cpp
diff --git a/Source/modules/indexeddb/IDBRequest.cpp b/Source/modules/indexeddb/IDBRequest.cpp
index 86ae6c31d5582c69f8fd98cdd384fef00de728e5..f675ee87f9f3d097f99b01f57e9ce4fa0ac5c381 100644
--- a/Source/modules/indexeddb/IDBRequest.cpp
+++ b/Source/modules/indexeddb/IDBRequest.cpp
@@ -47,24 +47,24 @@ namespace WebCore {
 
 DEFINE_GC_INFO(IDBCallbacks);
 
-PassRefPtr<IDBRequest> IDBRequest::create(ScriptExecutionContext* context, PassRefPtr<IDBAny> source, IDBTransaction* transaction)
+IDBRequest* IDBRequest::create(ScriptExecutionContext* context, PassRefPtr<IDBAny> source, IDBTransaction* transaction)
 {
-    RefPtr<IDBRequest> request(adoptRef(new IDBRequest(context, source, IDBDatabaseBackendInterface::NormalTask, transaction)));
+    IDBRequest* request = new IDBRequest(context, source, IDBDatabaseBackendInterface::NormalTask, transaction);
     request->suspendIfNeeded();
     // Requests associated with IDBFactory (open/deleteDatabase/getDatabaseNames) are not associated with transactions.
     if (transaction)
-        transaction->registerRequest(request.get());
-    return request.release();
+        transaction->registerRequest(request);
+    return request;
 }
 
-PassRefPtr<IDBRequest> IDBRequest::create(ScriptExecutionContext* context, PassRefPtr<IDBAny> source, IDBDatabaseBackendInterface::TaskType taskType, IDBTransaction* transaction)
+IDBRequest* IDBRequest::create(ScriptExecutionContext* context, PassRefPtr<IDBAny> source, IDBDatabaseBackendInterface::TaskType taskType, IDBTransaction* transaction)
 {
-    RefPtr<IDBRequest> request(adoptRef(new IDBRequest(context, source, taskType, transaction)));
+    IDBRequest* request = new IDBRequest(context, source, taskType, transaction);
     request->suspendIfNeeded();
     // Requests associated with IDBFactory (open/deleteDatabase/getDatabaseNames) are not associated with transactions.
     if (transaction)
-        transaction->registerRequest(request.get());
-    return request.release();
+        transaction->registerRequest(request);
+    return request;
 }
 
 IDBRequest::IDBRequest(ScriptExecutionContext* context, PassRefPtr<IDBAny> source, IDBDatabaseBackendInterface::TaskType taskType, IDBTransaction* transaction)
@@ -171,9 +171,6 @@ void IDBRequest::abort()
     if (m_readyState == DONE)
         return;
 
-    // Enqueued events may be the only reference to this object.
-    RefPtr<IDBRequest> self(this);
-
     EventQueue* eventQueue = scriptExecutionContext()->eventQueue();
     for (size_t i = 0; i < m_enqueuedEvents.size(); ++i) {
         bool removed = eventQueue->cancelEvent(m_enqueuedEvents[i].get());
@@ -575,4 +572,10 @@ EventTargetData* IDBRequest::ensureEventTargetData()
     return &m_eventTargetData;
 }
 
+void IDBRequest::trace(Visitor* visitor)
+{
+    IDBCallbacks::trace(visitor);
+}
+
+
 } // namespace WebCore