Bug 61313 Platform native icons not used in dialogs
N20040506 For example the 'info' icon for operations in progress, the 'error' icon when an exception occurs, and the 'question' icon when asked to confirm a resource deletion. These used to use the native icons on Windows XP but now they look quite different and non-native. This is a fairly recent regression.
bundles/org.eclipse.jface/src/org/eclipse/jface/dialogs/MessageDialog.java
* Subclasses may override.
	 * </p>
	 * 
	 * @return the minimum message area width (in pixels)
	 */
	protected int getMinimumMessageWidth() {
		return convertHorizontalDLUsToPixels(IDialogConstants.MINIMUM_MESSAGE_AREA_WIDTH);
	}
	/**
	 * Handle the shell close. Set the return code to <code>SWT.DEFAULT</code>
	 * as there has been no explicit close by the user.
	 * 
	 * @see org.eclipse.jface.window.Window#handleShellCloseEvent()
	 */
	protected void handleShellCloseEvent() {
		
		
		super.handleShellCloseEvent();
		setReturnCode(SWT.DEFAULT);
	}
	/**
	 * Convenience method to open a simple confirm (OK/Cancel) dialog.
	 * 
	 * @param parent
	 *            the parent shell of the dialog, or <code>null</code> if none
	 * @param title
	 *            the dialog's title, or <code>null</code> if none
	 * @param message
	 *            the message
	 * @return <code>true</code> if the user presses the OK button,