private static Field[] getEmptyFields(int height) {
			return new Field[] { new EmptyTextField(height, 0, 0, 0) };
		}
Aligns the heights in this MultiRowLayout to match those in the given row heights array.  
This is used by the diff provider to align two sets of rows.  

@param sharedRowHeights the row heights
Ghidra/Framework/Docking/src/main/java/docking/widgets/fieldpanel/support/MultiRowLayout.java