Removes one or more style names from component. Multiple styles can be specified as a space-separated list of style names.
The parameter must be a valid CSS style name. Only user-defined style names added with {@link #addStyleName(String) addStyleName()} or{@link #setStyleName(String) setStyleName()} can be removed; built-instyle names defined in Vaadin or GWT can not be removed.
* This method will trigger a {@link com.vaadin.terminal.Paintable.RepaintRequestEvent RepaintRequestEvent}.
@param style the style name or style names to be removed
@see #getStyleName()
@see #setStyleName(String)
@see #addStyleName(String)