static/ext/src/util/KeyMap.js
function() {
        var me = this;
        
        if (me.enabled) {
            me.target.removeListener(me.eventName, me.handleTargetEvent, me);
            me.enabled = false;
        }
    }
function() {
        var me = this;
        
        if (me.enabled) {
            me.target.removeListener(me.eventName, me.handleTargetEvent, me);
            me.enabled = false;
        }
    }
function ( ) { var me = this ; if ( me . enabled ) { me . target . removeListener ( me . eventName , me . handleTargetEvent , me ) ; me . enabled = false ; } }
Disable this KeyMap
Disable this KeyMap