Merge pull request #21 from elemoine/webgl-point-compile-err

[webgl-point] Add an assertion to avoid compile error

src/ol/style/atlasmanager.js

@@ -126,6 +126,7 @@ ol.style.AtlasManager.prototype.add =
       ++ii;
     }
   }
+  goog.asserts.fail();
 };