private void onSessionError(final int sessionId) {
        // TODO(qinmin): pass the error code to native.
        mHandler.post(new Runnable() {
            @Override
            public void run() {
                nativeOnSessionError(mNativeMediaDrmBridge, sessionId);
            }
        });
    }
private void onSessionError(final int sessionId) {
       
        mHandler.post(new Runnable() {
            @Override
            public void run() {
                nativeOnSessionError(mNativeMediaDrmBridge, sessionId);
            }
        });
    }
private void onsessionerror(final int sessionid) { mhandler.post(new runnable() { @override public void run() { nativeonsessionerror(mnativemediadrmbridge, sessionid); } }); }