Release acquired MediaMetadataRetriever

package com.android.mediaframeworktest.functional;

//import android.content.Resources;

import com.android.mediaframeworktest.MediaFrameworkTest;

import com.android.mediaframeworktest.MediaNames;

import android.content.res.AssetFileDescriptor;

import android.graphics.Bitmap;

import android.graphics.BitmapFactory;

import android.os.SystemClock;

import android.util.Log;

import java.io.File;

import java.io.FileWriter;

import com.android.mediaframeworktest.MediaFrameworkTest;

import com.android.mediaframeworktest.MediaNames;

import java.io.IOException;

import java.io.InputStream;

import java.io.OutputStream;

import java.io.Writer;

import java.io.FileOutputStream;

import java.util.HashSet;

import java.util.Random;

import java.util.Set;

/**

 * Junit / Instrumentation test case for the media player api

        try{

            BitmapFactory mBitmapFactory = new BitmapFactory();

            MediaMetadataRetriever mMediaMetadataRetriever = new MediaMetadataRetriever();

            Bitmap outThumbnail;

            try (MediaMetadataRetriever mediaMetadataRetriever = new MediaMetadataRetriever()) {

                try {

                mMediaMetadataRetriever.setDataSource(filePath);

                    mediaMetadataRetriever.setDataSource(filePath);

                } catch (Exception e) {

                    e.printStackTrace();

                    return false;

                }

            Bitmap outThumbnail = mMediaMetadataRetriever.getFrameAtTime(-1);

                outThumbnail = mediaMetadataRetriever.getFrameAtTime(-1);

            }

            //Verify the thumbnail

            Bitmap goldenBitmap = mBitmapFactory.decodeFile(goldenPath);