Merge "Move batterystats stats collection to its own thread" into nyc-dev

import com.android.internal.os.BatteryStatsHelper;

import com.android.internal.os.BatteryStatsImpl;

import com.android.internal.os.PowerProfile;

import com.android.server.FgThread;

import com.android.server.LocalServices;

import com.android.server.ServiceThread;

import java.io.File;

import java.io.FileDescriptor;

    BatteryStatsService(File systemDir, Handler handler) {

        // Our handler here will be accessing the disk, use a different thread than

        // what the ActivityManagerService gave us (no I/O on that one!).

        mHandler = new BatteryStatsHandler(FgThread.getHandler().getLooper());

        final ServiceThread thread = new ServiceThread("batterystats-sync",

                Process.THREAD_PRIORITY_DEFAULT, true);

        thread.start();

        mHandler = new BatteryStatsHandler(thread.getLooper());

        // BatteryStatsImpl expects the ActivityManagerService handler, so pass that one through.

        mStats = new BatteryStatsImpl(systemDir, handler, mHandler);

        synchronized (mStats) {

            mStats.shutdownLocked();

        }

        // Shutdown the thread we made.

        mHandler.getLooper().quit();

    }

    public static IBatteryStats getService() {