mrdoob/three.js — pull request #4730 by srifqi (2014-04-28 09:12:38+00:00)
Title: Replace

Replacing
```javascript
length: function() {
return Math.sqrt( /*blah blah blah*/ );
}
```
to be
```javascript
length: function() {
return Math.sqrt( this.lengthSq() );
}
```