nvas>
<div id="console"></div>
<script id="vshader" type="x-shader/x-vertex">#version 300 es
in float in_value;
out float out_value;

void main() {
   out_value = in_value * 2.;
}
</script>
<script id="fshader" type="x-shader/x-fragment">#version 300 es
precision mediump float;
out vec4 dummy;
void main() {
  dummy = vec4(1);
}
</script>
<script>
"use strict";
description("This test verifies using the default transform feedback object");

debug("");

var wtu = WebGLTestUtils;
var canvas = document.getElemen