Oilpan: Enable oilpan for callback classes

Source/modules/webdatabase/DatabaseManager.cpp

 /*
  * Copyright (C) 2012 Apple 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 48 matching lines @@
 #endif
 {
 }
 
 DatabaseManager::~DatabaseManager()
 {
 }
 
 class DatabaseCreationCallbackTask FINAL : public ExecutionContextTask {
 public:
-    static PassOwnPtr<DatabaseCreationCallbackTask> create(PassRefPtrWillBeRawPtr<Database> database, PassOwnPtrWillBeRawPtr<DatabaseCallback> creationCallback)
+    static PassOwnPtr<DatabaseCreationCallbackTask> create(PassRefPtrWillBeRawPtr<Database> database, DatabaseCallback* creationCallback)
     {
         return adoptPtr(new DatabaseCreationCallbackTask(database, creationCallback));
     }
 
     virtual void performTask(ExecutionContext*) OVERRIDE
     {
         m_creationCallback->handleEvent(m_database.get());
     }
 
 private:
-    DatabaseCreationCallbackTask(PassRefPtrWillBeRawPtr<Database> database, PassOwnPtrWillBeRawPtr<DatabaseCallback> callback)
+    DatabaseCreationCallbackTask(PassRefPtrWillBeRawPtr<Database> database, DatabaseCallback* callback)
         : m_database(database)
         , m_creationCallback(callback)
     {
     }
 
     RefPtrWillBePersistent<Database> m_database;
-    OwnPtrWillBePersistent<DatabaseCallback> m_creationCallback;
+    Persistent<DatabaseCallback> m_creationCallback;
 };
 
 DatabaseContext* DatabaseManager::existingDatabaseContextFor(ExecutionContext* context)
 {
     ASSERT(m_databaseContextRegisteredCount >= 0);
     ASSERT(m_databaseContextInstanceCount >= 0);
     ASSERT(m_databaseContextRegisteredCount <= m_databaseContextInstanceCount);
     return m_contextMap.get(context);
 }
 
@@ skipping 85 matching lines @@
         return nullptr;
 
     default:
         ASSERT_NOT_REACHED();
     }
     return nullptr;
 }
 
 PassRefPtrWillBeRawPtr<Database> DatabaseManager::openDatabase(ExecutionContext* context,
     const String& name, const String& expectedVersion, const String& displayName,
-    unsigned long estimatedSize, PassOwnPtrWillBeRawPtr<DatabaseCallback> creationCallback,
+    unsigned long estimatedSize, DatabaseCallback* creationCallback,
     DatabaseError& error, String& errorMessage)
 {
     ASSERT(error == DatabaseError::None);
 
     bool setVersionInNewDatabase = !creationCallback;
     RefPtrWillBeRawPtr<DatabaseBackend> backend = openDatabaseBackend(context, name,
         expectedVersion, displayName, estimatedSize, setVersionInNewDatabase, error, errorMessage);
     if (!backend)
         return nullptr;
 
     RefPtrWillBeRawPtr<Database> database = Database::create(context, backend);
 
     databaseContextFor(context)->setHasOpenDatabases();
     DatabaseClient::from(context)->didOpenDatabase(database, context->securityOrigin()->host(), name, expectedVersion);
 
-    if (backend->isNew() && creationCallback.get()) {
+    if (backend->isNew() && creationCallback) {
         WTF_LOG(StorageAPI, "Scheduling DatabaseCreationCallbackTask for database %p\n", database.get());
         database->executionContext()->postTask(DatabaseCreationCallbackTask::create(database, creationCallback));
     }
 
     ASSERT(database);
     return database.release();
 }
 
 String DatabaseManager::fullPathForDatabase(SecurityOrigin* origin, const String& name, bool createIfDoesNotExist)
 {
     return DatabaseTracker::tracker().fullPathForDatabase(origin, name, createIfDoesNotExist);
 }
 
 void DatabaseManager::logErrorMessage(ExecutionContext* context, const String& message)
 {
     context->addConsoleMessage(ConsoleMessage::create(StorageMessageSource, ErrorMessageLevel, message));
 }
 
 } // namespace blink