src/com/google/javascript/jscomp/NodeUtil.java
/**
   * @return {@code true} if the node is a definition with Object.defineProperty
   */
@return  true if the node is a definition with Object.defineProperty
@return true if the node is a definition with Object . defineProperty
static boolean isObjectDefinePropertyDefinition(Node n) {
    return n.isCall()
        && n.hasXChildren(4)
        && n.getFirstChild().matchesQualifiedName("Object.defineProperty");
  }
static boolean isObjectDefinePropertyDefinition ( Node n ) { return n . isCall ( ) && n . hasXChildren ( 4 ) && n . getFirstChild ( ) . matchesQualifiedName ( "Object.defineProperty" ) ; }
@return {@code true} if the node is a definition with Object.defineProperty
@return { @code true } if the node is a definition with Object . defineProperty