Bug 92203 [Preferences] preferences package needs cleanup
org.eclipse.ui.preferences contains classes that should not be API by my estimation. These should be cleaned up before 3.1 ships.
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/internal/wizards/preferences/WizardPreferencesPage.java
protected Combo destinationNameField;
    
    private Button destinationBrowseButton;
    private Button overwriteExistingFilesCheckbox;
    private Table transfersTable;
    private Composite buttonComposite;
    private Button allButton;