Oilpan: Prepare to move SQLError to oilpan heap.

Source/modules/webdatabase/SQLStatement.cpp

 /*
  * Copyright (C) 2007, 2013 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
@@ skipping 61 matching lines @@
 
 bool SQLStatement::performCallback(SQLTransaction* transaction)
 {
     ASSERT(transaction);
     ASSERT(m_backend);
 
     bool callbackError = false;
 
     OwnPtr<SQLStatementCallback> callback = m_statementCallbackWrapper.unwrap();
     OwnPtr<SQLStatementErrorCallback> errorCallback = m_statementErrorCallbackWrapper.unwrap();
-    RefPtr<SQLError> error = m_backend->sqlError();
+    SQLErrorData* error = m_backend->sqlError();
 
     // Call the appropriate statement callback and track if it resulted in an error,
     // because then we need to jump to the transaction error callback.
     if (error) {
-        if (errorCallback)
-            callbackError = errorCallback->handleEvent(transaction, error.get());
+        if (errorCallback) {
+            RefPtrWillBeRawPtr<SQLError> sqlError = SQLError::create(*error);
+            callbackError = errorCallback->handleEvent(transaction, sqlError.get());
+        }
     } else if (callback) {
         RefPtrWillBeRawPtr<SQLResultSet> resultSet = m_backend->sqlResultSet();
         callbackError = !callback->handleEvent(transaction, resultSet.get());
     }
 
     return callbackError;
 }
 
 } // namespace WebCore