Merge "Release locks when closing."

    private long mNativeContext;

    private SharedFilterCallback mCallback;

    private Executor mExecutor;

    private final Object mCallbackLock = new Object();

    private Object mCallbackLock = null;

    private boolean mIsClosed = false;

    private boolean mIsAccessible = true;

    private final Object mLock = new Object();

    private Object mLock = null;

    private native int nativeStartSharedFilter();

    private native int nativeStopSharedFilter();

    private native int nativeSharedClose();

    // Called by JNI

    private SharedFilter() {}

    private SharedFilter() {

        mCallbackLock = new Object();

        mLock = new Object();

    }

    private void onFilterStatus(int status) {

        synchronized (mLock) {

            if (mIsClosed) {

                return;

            }

            synchronized (mCallbackLock) {

                mCallback = null;

                mExecutor = null;

            }

            nativeSharedClose();

            mIsClosed = true;

            mCallbackLock = null;

         }

    }

}