Bug 146771 [Regression]Preferences-Element Names-OdaDataSet, can not take effect
[Regression]Preferences-Element Names-OdaDataSet, can not take effect Steps: 1.Open Windows - reference - Element Names 2.Set the named of OdaDataSet as "odads" 3.New a report design and a odadatasource 4.New dataset apply this datasource Actual Results: 1.Data set default name is Data Set Expected Results: 1.The name of dataset that created is odads
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/ui/ReportPlugin.java
}
	/**
	 * Get description preference
	 * 
	 * @return String[] the array of Strings of description preference
	 */
	public String[] getDescriptionPreference( )
	{
		return convert( getPreferenceStore( ).getString( DESCRIPTION_PREFERENCE ) );
	}
	/**
	 * Get the custom name preference of specified element name
	 * 
	 * @param defaultName
	 *            The specified element name
	 * @return String The custom name gotten
	 */
	public String getCustomName( Object defaultName )
	{
		int i;
		String[] defaultNameArray = getDefaultNamePreference( );
		String[] customNameArray = getCustomNamePreference( );
		
		if ( defaultNameArray.length != customNameArray.length )
		{
			return null;
		}
		for ( i = 0; i < defaultNameArray.length; i++ )
		{
			if ( defaultNameArray[i].trim( ).equals( defaultName ) )