Bug 160193 Parameter name is changed with data type
Steps to reproduce: 1.New a sample data source 2.New a data set with below query: select * from CLASSICMODELS.CUSTOMERS where CLASSICMODELS.CUSTOMERS.CUSTOMERNUMBER = ? 3.Switch to parameters in data set editor, a parameter is created automatically 4.Double click the parameter, click "..." button behind the "Linked to report parameter", note the default name of report parameter is "param1". Click "cancel" to destory "new parameter dialog" 5.Change data set paramter type to Any, and click "..." again Expected result: Default name of report parameter is "param1" Actual result: Default name of report parameter is changed to "NewParameter1"
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/core/DesignSession.java
* the end of a message thread to clean up design-engine artifacts
	 * associated with the thread.
	 */
	public void suspend( )
	{
		ThreadResources.setLocale( null );
	}
	/**
	 * Opens a design given the file name of the design.
	 * 
	 * @param fileName
	 *            The name of the file to open. This name must include the file
	 *            name with the filename extension.
	 * @return the opened report design.
	 * @throws DesignFileException
	 *             If the file is not found, or the file contains fatal errors.
	 */
	public ReportDesign openDesign( String fileName )
			throws DesignFileException
	{
		ModuleOption options = null;
		return openDesign( fileName, options );
	}
	/**
	 * Opens a design given the file name of the design.
	 * 
	 * @param fileName
	 *            The name of the file to open. This name must include the file
	 *            name with the filename extension.
	 * @param options