Bug 135497 Data Type is not correct when "Generate All" for Data item
Description: Create a sample datasource and dataset. Insert a data into layout, bind with the dataset.Click "Generate All" to get the Data Binding columns, but the displayed data type is not consistent with the actual one.
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/internal/ui/editors/schematic/editparts/ImageEditPart.java
.getDisplay( )
				.getActiveShell( ), ImageBuilder.DLG_TITLE_EDIT, dataSetList );
		dialog.setInput( getModel( ) );
		CommandStack stack = SessionHandleAdapter.getInstance( )
				.getCommandStack( );
		stack.startTrans( IMG_TRANS_MSG );
		if ( dialog.open( ) == Window.OK )
		{
			stack.commit( );
		}
		else
		{
			stack.rollback( );
		}
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.birt.report.designer.internal.ui.editors.schematic.editparts.ReportElementEditPart#markDirty(boolean,
	 *      boolean)
	 */
	public void markDirty( boolean bool, boolean notifyParent )
	{
		super.markDirty( bool, notifyParent );
		if ( bool )
		{
			refreshVisuals( );
		}
	}
}