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

Source/WebKit/chromium/src/WebIDBDatabaseImpl.h

Index: Source/WebKit/chromium/src/WebIDBDatabaseImpl.h
diff --git a/Source/WebKit/chromium/src/WebIDBDatabaseImpl.h b/Source/WebKit/chromium/src/WebIDBDatabaseImpl.h
index cdadb09aad1c714b433c3fcef969a92574d9e3b5..28cc3cff84f8a525947ce9a356d53c6af55e76c1 100644
--- a/Source/WebKit/chromium/src/WebIDBDatabaseImpl.h
+++ b/Source/WebKit/chromium/src/WebIDBDatabaseImpl.h
@@ -44,7 +44,7 @@ class WebIDBDatabaseMetadata;
 // See comment in WebIDBFactory for a high level overview these classes.
 class WebIDBDatabaseImpl : public WebIDBDatabase {
 public:
-    WebIDBDatabaseImpl(WTF::PassRefPtr<WebCore::IDBDatabaseBackendInterface>, WTF::PassRefPtr<IDBDatabaseCallbacksProxy>);
+    WebIDBDatabaseImpl(WebCore::IDBDatabaseBackendInterface*, IDBDatabaseCallbacksProxy*);
     virtual ~WebIDBDatabaseImpl();
 
     virtual void createObjectStore(long long transactionId, long long objectStoreId, const WebString& name, const WebIDBKeyPath&, bool autoIncrement);
@@ -68,8 +68,8 @@ public:
     virtual void createIndex(long long transactionId, long long objectStoreId, long long indexId, const WebString& name, const WebIDBKeyPath&, bool unique, bool multiEntry);
     virtual void deleteIndex(long long transactionId, long long objectStoreId, long long indexId);
 private:
-    WTF::RefPtr<WebCore::IDBDatabaseBackendInterface> m_databaseBackend;
-    WTF::RefPtr<IDBDatabaseCallbacksProxy> m_databaseCallbacks;
+    WebCore::Persistent<WebCore::IDBDatabaseBackendInterface> m_databaseBackend;
+    WebCore::Persistent<IDBDatabaseCallbacksProxy> m_databaseCallbacks;
 };
 
 } // namespace WebKit