Bug 157744 [Regression]GUI has memory leak
Causes by 153732, designer has a regression to hold the report design handle in a hashmap. That causes the report design can not be released.
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/internal/ui/editors/schematic/editparts/TableEditPart.java
{
			if ( getViewer( ) instanceof DeferredGraphicalViewer )
				( (DeferredGraphicalViewer) getViewer( ) ).setSelection( new StructuredSelection( list ),
						notofyToMedia );
		}
		setSelectRowAndColumnRect( null );
	}
	/**
	 * Get mini height of row.
	 * 
	 * @param rowNumber
	 * @return the minimum height of row.
	 */
	public int getMinHeight( int rowNumber )
	{
		return Math.max( TableUtil.getMinHeight( this, rowNumber ),
				getTableAdapter( ).getMinHeight( rowNumber ) );
	}
	/**
	 * Get mini width of column.
	 * 
	 * @param columnNumber
	 * @return the minimum height of column.
	 */
	public int getMinWidth( int columnNumber )
	{
		return Math.max( TableUtil.getMinWidth( this, columnNumber ),
				getTableAdapter( ).getMinWidth( columnNumber ) );
	}
	/**