Bug 33260 [keybinding] Need to update plugin.xml action declarations with new scheme
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/javaeditor/JavaEditor.java
if (PreferenceConstants.EDITOR_TAB_WIDTH.equals(property)) {
				Object value= event.getNewValue();
				if (value instanceof Integer) {
					sourceViewer.getTextWidget().setTabs(((Integer) value).intValue());
				} else if (value instanceof String) {
					sourceViewer.getTextWidget().setTabs(Integer.parseInt((String) value));
				}
				return;
			}
			
			if (OVERVIEW_RULER.equals(property))  {
				if (isOverviewRulerVisible())
					showOverviewRuler();
				else
					hideOverviewRuler();
				return;
			}
			
			if (LINE_NUMBER_RULER.equals(property)) {
				if (isLineNumberRulerVisible())
					showLineNumberRuler();
				else
					hideLineNumberRuler();
				return;
			}
			
			if (fLineNumberRulerColumn != null &&
						(LINE_NUMBER_COLOR.equals(property) || 
						PREFERENCE_COLOR_BACKGROUND_SYSTEM_DEFAULT.equals(property)  ||