Bug 38155 Create dialog for Add Unimplemented Constructors action
Create a dialog so that the add unimplemented constructors action behaves more like the rest of the source/action dialogs.
org.eclipse.jdt.ui/ui/org/eclipse/jdt/ui/actions/AddGetterSetterAction.java
private boolean fSort;
		private int fVisibility;
		private boolean fNative;
		private boolean fFinal;
		private boolean fSynchronized;
		private ITreeContentProvider fContentProvider;
		private static final int SELECT_GETTERS_ID= IDialogConstants.CLIENT_ID + 1;
		private static final int SELECT_SETTERS_ID= IDialogConstants.CLIENT_ID + 2;
				
		public GetterSetterTreeSelectionDialog(Shell parent, ILabelProvider labelProvider, ITreeContentProvider contentProvider, CompilationUnitEditor editor, IType type) {
			super(parent, labelProvider, contentProvider, editor, type);
			fContentProvider= contentProvider;
		}
	
		public int getVisibility() {
			return fVisibility;
		}
		public boolean getSort() {
			return fSort;
		}
		
		public boolean getFinal() {
			return fFinal;
		}		
		public boolean getNative() {
			return fNative;
		}