Revert "Reduce total number of background apps for low memory devices"

import android.graphics.Point;

import android.util.Slog;

import android.view.Display;

import android.os.SystemProperties;

/**

 * Activity manager code dealing with processes.

    // The maximum number of hidden processes we will keep around before

    // killing them; this is just a control to not let us go too crazy with

    // keeping around processes on devices with large amounts of RAM.

    static final int MAX_HIDDEN_APPS = SystemProperties.getInt("ro.sys.fw.bg_apps_limit", 24);

    static final int MAX_HIDDEN_APPS = 24;

    // We allow empty processes to stick around for at most 30 minutes.

    static final long MAX_EMPTY_TIME = 30*60*1000;