@Override
  public void onDraw(final Canvas canvas) {
    super.onDraw(canvas);
    if (mConfig.instrumentationEnabled) {
      mInstrumentation.onDraw(canvas);
    }
  }
{@link ImageView} with instrumentation and Vito utils.
samples/scrollperf/src/main/java/com/facebook/samples/scrollperf/instrumentation/InstrumentedVitoView.java