Let ObjectLoader propagate its texturePath.

src/loaders/ObjectLoader.js

@@ -190,7 +190,7 @@ THREE.ObjectLoader.prototype = {
 
 					case 'Geometry':
 
-						geometry = geometryLoader.parse( data.data ).geometry;
+						geometry = geometryLoader.parse( data.data, this.texturePath ).geometry;
 
 						break;