tests/HwAccelerationTest/src/com/android/test/hwui/IsolationVolumeActivity.java

package com.android.test.hwui;

import android.os.Bundle;
import android.app.Activity;

public class IsolationVolumeActivity extends Activity {
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.isolation);
    }
}