Use audio focus instead of legacy music command

import android.app.AlertDialog;

import android.content.Context;

import android.content.DialogInterface;

import android.content.Intent;

import android.content.res.Resources;

import android.graphics.Canvas;

import android.media.AudioManager;

            // not ready for playback just yet, will try again later

            return;

        }

        // Tell the music playback service to pause

        // TODO: these constants need to be published somewhere in the framework.

        Intent i = new Intent("com.android.music.musicservicecommand");

        i.putExtra("command", "pause");

        mContext.sendBroadcast(i);

        AudioManager am = (AudioManager) mContext.getSystemService(Context.AUDIO_SERVICE);

        am.requestAudioFocus(null, AudioManager.STREAM_MUSIC, AudioManager.AUDIOFOCUS_GAIN);

        // we shouldn't clear the target state, because somebody might have

        // called start() previously