am d473a144: Merge "Hold wake-lock during copy operations." into mnc-dr-dev

    <uses-permission android:name="android.permission.MANAGE_DOCUMENTS" />

    <uses-permission android:name="android.permission.REMOVE_TASKS" />

    <uses-permission android:name="android.permission.WAKE_LOCK" />

    <application

        android:name=".DocumentsApplication"

import android.os.CancellationSignal;

import android.os.ParcelFileDescriptor;

import android.os.Parcelable;

import android.os.PowerManager;

import android.os.RemoteException;

import android.os.SystemClock;

import android.provider.DocumentsContract;

    // TODO: Move it to a shared file when more operations are implemented.

    public static final int FAILURE_COPY = 1;

    private PowerManager mPowerManager;

    private NotificationManager mNotificationManager;

    private Notification.Builder mProgressBuilder;

            return;

        }

        final PowerManager.WakeLock wakeLock = mPowerManager

                .newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, TAG);

        final ArrayList<DocumentInfo> srcs = intent.getParcelableArrayListExtra(EXTRA_SRC_LIST);

        final DocumentStack stack = intent.getParcelableExtra(EXTRA_STACK);

        try {

            wakeLock.acquire();

            // Acquire content providers.

            mSrcClient = DocumentsApplication.acquireUnstableProviderOrThrow(getContentResolver(),

                    srcs.get(0).authority);

            ContentProviderClient.releaseQuietly(mSrcClient);

            ContentProviderClient.releaseQuietly(mDstClient);

            wakeLock.release();

            // Dismiss the ongoing copy notification when the copy is done.

            mNotificationManager.cancel(mJobId, 0);

    @Override

    public void onCreate() {

        super.onCreate();

        mNotificationManager = (NotificationManager) getSystemService(Context.NOTIFICATION_SERVICE);

        mPowerManager = getSystemService(PowerManager.class);

        mNotificationManager = getSystemService(NotificationManager.class);

    }

    /**