message: Fix simple tiling sprite syntax issue
diff: @@ -10,6 +10,6 @@ uniform vec4 uColor;
  void main(void)
  {
  - vec4 sample = texture2D(uSampler, vTextureCoord);
  - gl_FragColor = sample * uColor;
  + vec4 texSample = texture2D(uSampler, vTextureCoord);
  + gl_FragColor = texSample * uColor;
  }
  