Bug 183733 Implement the IScriptOjectClassInfo to provide the class infromation to support the JS code assistant.
Engine should implement the IScriptObjectClassInfo interface to return the class information for script object.
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/api/impl/ScriptedDesignVisitor.java
SlotHandle contentSlot = handle.getContent( );
		for ( int i = 0; i < contentSlot.getCount( ); i++ )
		{
			apply( contentSlot.get( i ) );
		}
	}
	public void visitSimpleMasterPage( SimpleMasterPageHandle handle )
	{
		
		SlotHandle headerSlot = handle.getPageHeader( );
		for ( int i = 0; i < headerSlot.getCount( ); i++ )
		{
			apply( headerSlot.get( i ) );
		}
		SlotHandle footerSlot = handle.getPageFooter( );
		for ( int i = 0; i < footerSlot.getCount( ); i++ )
		{
			apply( footerSlot.get( i ) );
		}
	}
	
	public void visitAutoText( AutoTextHandle handle )
	{
		handleOnPrepare( handle );
	}
	public void visitList( ListHandle handle )
	{
		handleOnPrepare( handle );
		
		SlotHandle headerSlot = handle.getHeader( );