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
createInputArea( composite );
		createPreviewArea( composite );
		new Label( topCompostie, SWT.SEPARATOR | SWT.HORIZONTAL ).setLayoutData( new GridData( GridData.FILL_HORIZONTAL ) );
		return topCompostie;
	}
	private void createSelectionArea( Composite parent )
	{
		Composite composite = new Composite( parent, SWT.NONE );
		composite.setLayout( new GridLayout( 2, false ) );
		composite.setLayoutData( new GridData( GridData.FILL_BOTH ) );
		Label label = new Label( composite, SWT.NONE );
		label.setText( DLG_SELECT_PICTURE_LABEL );
		label.setLayoutData( new GridData( GridData.VERTICAL_ALIGN_BEGINNING ) );
		Composite selectionArea = new Composite( composite, SWT.NONE );
		selectionArea.setLayout( new FillLayout( SWT.VERTICAL ) );
		uri = new Button( selectionArea, SWT.RADIO );
		uri.setText( DLG_URI_LABEL );
		uri.addSelectionListener( new SelectionAdapter( ) {
			public void widgetSelected( SelectionEvent e )
			{
				switchTo( URI_TYPE );
			}
		} );
		embedded = new Button( selectionArea, SWT.RADIO );
		embedded.setText( DLG_EMBEDDED_IMAGE_LABEL );
		embedded.addSelectionListener( new SelectionAdapter( ) {
			public void widgetSelected( SelectionEvent e )
			{
				switchTo( EMBEDDED_TYPE );
			}