static/tinymce/plugins/save/editor_plugin_src.js
function(ed, cm, n) {
			var ed = this.editor;

			if (ed.getParam('save_enablewhendirty')) {
				cm.setDisabled('save', !ed.isDirty());
				cm.setDisabled('cancel', !ed.isDirty());
			}
		}
function(ed, cm, n) {
			var ed = this.editor;

			if (ed.getParam('save_enablewhendirty')) {
				cm.setDisabled('save', !ed.isDirty());
				cm.setDisabled('cancel', !ed.isDirty());
			}
		}
Private methods