Bug 63159 [Progress] Progress dialog "Run in Background" button does not resize with larger font
If you set the dialog font to something large, the "Run in background" button does not correctly resize.
bundles/org.eclipse.jface/src/org/eclipse/jface/dialogs/Dialog.java
*/
	protected Control createContents(Composite parent) {
		
		Composite composite = new Composite(parent, 0);
		GridLayout layout = new GridLayout();
		layout.marginHeight = 0;
		layout.marginWidth = 0;
		layout.verticalSpacing = 0;
		composite.setLayout(layout);
		composite.setLayoutData(new GridData(GridData.FILL_BOTH));
		applyDialogFont(composite);
		
		initializeDialogUnits(composite);
		
		dialogArea = createDialogArea(composite);
		buttonBar = createButtonBar(composite);
		return composite;
	}
	/**
	 * Creates and returns the contents of the upper part of this dialog (above
	 * the button bar).
	 * <p>
	 * The <code>Dialog</code> implementation of this framework method creates
	 * and returns a new <code>Composite</code> with standard margins and
	 * spacing.
	 * </p>
	 * <p>
	 * The returned control's layout data must be an instance of
	 * <code>GridData</code>. This method must not modify the parent's
	 * layout.