Merge pull request #16039 from WestLangley/dev-closure

Quaternion: Remove unneeded closure

src/math/Quaternion.js

@@ -349,17 +349,13 @@ Object.assign( Quaternion.prototype, {
 
 	},
 
-	setFromUnitVectors: function () {
+	setFromUnitVectors: function ( vFrom, vTo ) {
 
 		// assumes direction vectors vFrom and vTo are normalized
 
-		var r;
-
 		var EPS = 0.000001;
 
-		return function setFromUnitVectors( vFrom, vTo ) {
-
-			r = vFrom.dot( vTo ) + 1;
+		var r = vFrom.dot( vTo ) + 1;
 
 		if ( r < EPS ) {
 
@@ -394,9 +390,7 @@ Object.assign( Quaternion.prototype, {
 
 		return this.normalize();
 
-		};
-
-	}(),
+	},
 
 	angleTo: function ( q ) {