Bug 95548 Editors page not sized properly on startup
build N20050517, open preferences dialog to editors page (under General). now close and open the dialog again and note that the dialog is too short.
bundles/org.eclipse.jface/src/org/eclipse/jface/preference/PreferenceDialog.java
update();
		return true;
	}
	/**
	 * Create the page for the node.
	 * @param node
	 * 
	 * @since 3.1
	 */
	protected void createPage(IPreferenceNode node) {
		node.createPage();
	}
	/**
	 * Get the page for the node.
	 * @param node
	 * @return IPreferencePage
	 * 
	 * @since 3.1
	 */
	protected IPreferencePage getPage(IPreferenceNode node) {
		return node.getPage();
	}
	/**
	 * Shows the "Page Flipping abort" dialog.
	 */
	void showPageFlippingAbortDialog() {
		MessageDialog.openError(getShell(), JFaceResources
				.getString("AbortPageFlippingDialog.title"), 
				JFaceResources.getString("AbortPageFlippingDialog.message"));