Bug 172273 Grid insert to masterpage dosen't display propertily [05]
Build Number: 2.2.0.v20070131-1050 Description: As the screenshot, insert a grid (3*3) in the master page.It can't be display propertily. Step to reproduce: 1. new a report and switch to masterpage 2. insert a grid (3*3) Actual result: Please refer to the screenshot, it's abnormal.
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/metadata/SlotDefn.java
*            the predefined style name to set
	 */
	void setSelector( String value )
	{
		selector = value;
	}
	/**
	 * Returns the predefined style name.
	 * 
	 * @return the predefined style name, or null if this slot does not define a
	 *         predefined style
	 */
	public String getSelector( )
	{
		return selector;
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.birt.report.model.metadata.ISemanticTriggerProvider#getTriggerDefnSet()
	 */
	public SemanticTriggerDefnSet getTriggerDefnSet( )
	{
		if ( triggers == null )
			triggers = new SemanticTriggerDefnSet( );
		return triggers;
	}
	/**
	 * Set the version in which the slot was introduced.
	 *