remove removed useVertexTextures flag

examples/webgl_skinning_simple.html

@@ -72,10 +72,6 @@
 					skinnedMesh = new THREE.SkinnedMesh(geometry, materials );
 					skinnedMesh.scale.set( 1, 1, 1 );
 
-					// Note: We test the corresponding code path with this example -
-					// you shouldn't include the next line into your own code:
-					skinnedMesh.skeleton.useVertexTexture = false;
-
 					scene.add( skinnedMesh );
 
 					mixer = new THREE.AnimationMixer( skinnedMesh );