Bug 211610 [Forms] Adopt new MPE key binding API
bundles/org.eclipse.ui.forms/src/org/eclipse/ui/forms/editor/FormEditor.java
/**
	 * Finds the page instance that has the provided id.
	 * 
	 * @param pageId
	 *            the id of the page to find
	 * @return page with the matching id or <code>null</code> if not found.
	 */
	public IFormPage findPage(String pageId) {
		for (int i = 0; i < pages.size(); i++) {
			Object page = pages.get(i);
			if (page instanceof IFormPage) {
				IFormPage fpage = (IFormPage) pages.get(i);
				if (fpage.getId().equals(pageId))
					return fpage;
			}
		}
		return null;
	}
	/**
	 * Sets the active page using the unique page identifier and sets its input
	 * to the provided object.
	 * 
	 * @param pageId
	 *            the id of the page to switch to
	 * @param pageInput
	 *            the page input
	 * @return page that was set active or <samp>null </samp> if not found.
	 */
	public IFormPage setActivePage(String pageId, Object pageInput) {
		IFormPage page = setActivePage(pageId);