Bug 231002 Add Javadoc tags to UA projects for API Visibilities & Restrictions
bundles/org.eclipse.ui.forms/src/org/eclipse/ui/forms/IMessageManager.java
*/
	void removeMessage(Object key, Control control);
	/**
	 * Removes all the messages associated with the provided control. Does
	 * nothing if there are no messages for this control.
	 * 
	 * @param control
	 *            the control the messages are associated with
	 */
	void removeMessages(Control control);
	/**
	 * Removes all the local field messages and all the general container
	 * messages.
	 */
	void removeAllMessages();
	/**
	 * Updates the message container with the messages currently in the manager.
	 * There are two scenarios in which a client may want to use this method:
	 * <ol>
	 * <li>When controls previously managed by this manager have been disposed.</li>
	 * <li>When automatic update has been turned off.</li>
	 * </ol>
	 * In all other situations, the manager will keep the form in sync
	 * automatically.
	 * 
	 * @see #setAutoUpdate(boolean)
	 */
	void update();
	/**
	 * Controls whether the form is automatically updated when messages are