Bug 153943 [Viewers] Rename new API, e.g. RowPart -> ViewerRow
bundles/org.eclipse.jface/src/org/eclipse/jface/viewers/TableViewer.java
/* (non-Javadoc)
	 * @see org.eclipse.jface.viewers.StructuredViewer#getRowPartFromItem(org.eclipse.swt.widgets.Widget)
	 */
	protected RowPart getRowPartFromItem(Widget item) {
		RowPart part = (RowPart)item.getData(RowPart.ROWPART_KEY);
		
		if( part == null ) {
			part = new TableRowPart(((TableItem)item));
		}
		
		return part;
	}
		
	/* (non-Javadoc)
	 * @see org.eclipse.jface.viewers.StructuredViewer#createNewRowPart(org.eclipse.jface.internal.viewers.RowPart, int, int)
	 */
	protected RowPart createNewRowPart(RowPart parent, int style, int rowIndex) {
		TableItem item;
		
		if( rowIndex >= 0 ) {
			item = new TableItem(table,style,rowIndex);
		} else {
			item = new TableItem(table,style);
		}
		
		return getRowPartFromItem(item);
	}
	
	/**
	 * Returns the item at the given display-relative coordinates, or