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

Source/modules/indexeddb/IDBCallbacks.h

Index: Source/modules/indexeddb/IDBCallbacks.h
diff --git a/Source/modules/indexeddb/IDBCallbacks.h b/Source/modules/indexeddb/IDBCallbacks.h
index bccdc4419f74f4317a2a7c08524468328eff2dce..22980ac6daf6568d8528b83749c5c217cc28548e 100644
--- a/Source/modules/indexeddb/IDBCallbacks.h
+++ b/Source/modules/indexeddb/IDBCallbacks.h
@@ -70,8 +70,8 @@ public:
     // From IDBFactory.open()/deleteDatabase()
     virtual void onBlocked(int64_t /* existingVersion */) { ASSERT_NOT_REACHED(); }
     // From IDBFactory.open()
-    virtual void onUpgradeNeeded(int64_t /* oldVersion */, PassRefPtr<IDBDatabaseBackendInterface>, const IDBDatabaseMetadata&) { ASSERT_NOT_REACHED(); }
-    virtual void onSuccess(PassRefPtr<IDBDatabaseBackendInterface>, const IDBDatabaseMetadata&) { ASSERT_NOT_REACHED(); }
+    virtual void onUpgradeNeeded(int64_t /* oldVersion */, IDBDatabaseBackendInterface*, const IDBDatabaseMetadata&) { ASSERT_NOT_REACHED(); }
+    virtual void onSuccess(IDBDatabaseBackendInterface*, const IDBDatabaseMetadata&) { ASSERT_NOT_REACHED(); }
 };
 
 } // namespace WebCore