Bug 73027 [Dialogs] Buttons are too high
I20040831 Buttons are no longer oval but have a rounded rectangle shape (see first screenshot). The second screenshot shows how buttons using the small system font should look like.
bundles/org.eclipse.jface/src/org/eclipse/jface/preference/StringButtonFieldEditor.java
changeButton = new Button(parent, SWT.PUSH);
            if (changeButtonText == null)
                changeButtonText = JFaceResources.getString("openChange"); 
            changeButton.setText(changeButtonText);
            changeButton.setFont(parent.getFont());
            changeButton.addSelectionListener(new SelectionAdapter() {
                public void widgetSelected(SelectionEvent evt) {
                    String newValue = changePressed();
                    if (newValue != null) {
                        setStringValue(newValue);
                    }
                }
            });
            changeButton.addDisposeListener(new DisposeListener() {
                public void widgetDisposed(DisposeEvent event) {
                    changeButton = null;
                }
            });
        } else {
            checkParent(changeButton, parent);
        }
        return changeButton;
    }
    /* (non-Javadoc)
     * Method declared on FieldEditor.
     */
    public int getNumberOfControls() {
        return 3;
    }
    /**