Bug 76579 Formatter setup export: If file exists, overwritten w/o warning [code formatter]
On exporting java code formatter settings: If the selected file already exists, it is overwritten without warning.
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/preferences/formatter/CodingStyleConfigurationBlock.java
/**
	 * The GUI controls
	 */
	protected Composite fComposite;
	protected Combo fProfileCombo;
	protected Button fEditButton;
	protected Button fRenameButton;
	protected Button fDeleteButton;
	protected Button fNewButton;
	protected Button fLoadButton;
	protected Button fSaveButton;
	
	/**
	 * The ProfileManager, the model of this page.
	 */
	protected final ProfileManager fProfileManager;
	
	/**
	 * The JavaPreview.
	 */
	protected CompilationUnitPreview fJavaPreview;
	private PixelConverter fPixConv;
	
	/**
	 * Create a new <code>CodeFormatterPreferencePage</code>.
	 */
	public CodingStyleConfigurationBlock() {
		List profiles= null;
		try {