Merge "am: Allow more hidden apps on devices with lots of RAM" into cm-10.2

import com.android.server.wm.WindowManagerService;

import android.graphics.Point;

import android.os.SystemProperties;

import android.util.Slog;

import android.view.Display;

    // 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 = 24;

    static final int MAX_HIDDEN_APPS;

    static {

        // Allow more hidden apps on huge memory devices (1.5GB or higher)

        // or fetch from the system property

        MemInfoReader mi = new MemInfoReader();

        MAX_HIDDEN_APPS = SystemProperties.getInt("sys.mem.max_hidden_apps",

                mi.getTotalSize() > 1572864 ? 40 : 24);

    }

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

    static final long MAX_EMPTY_TIME = 30*60*1000;