Bug 142430 Available data set should be invisible for dynamic image
Steps to reproduce: 1.New a sample data source and data set with table "PRODUCTLINES" 2.Add a dynamic image, binding with data set 3.Click "Expression Builder" Expected result: Available data set is not listed in Category to avoid user choose it Actual result: Available data set is listed in Category but we didn't support such expression like dataSetRow["image"]
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/ui/dialogs/ImageBuilder.java
public ImageBuilder( Shell parentShell, String title,
			java.util.List dataSetList )
	{
		super( parentShell, title, false );
		this.inputDataSetList = dataSetList;
		this.dataSetList = new ArrayList( inputDataSetList );
	}
	private ModuleHandle getModuleHandle( )
	{
		return SessionHandleAdapter.getInstance( ).getReportDesignHandle( );
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.jface.dialogs.Dialog#createDialogArea(org.eclipse.swt.widgets.Composite)
	 */
	protected Control createDialogArea( Composite parent )
	{
		if ( inputImage == null )
		{
			
			
			inputImage = DesignElementFactory.getInstance( ).newImage( null );
			setOKLabel( DLG_INSERT_BUTTON_MSG );
		}
		Composite topCompostie = (Composite) super.createDialogArea( parent );
		createSelectionArea( topCompostie );
		new Label( topCompostie, SWT.SEPARATOR | SWT.HORIZONTAL ).setLayoutData( new GridData( GridData.FILL_HORIZONTAL ) );
		Composite composite = new Composite( topCompostie, SWT.NONE );
		composite.setLayout( new GridLayout( 2, false ) );