camera: Fix deadlock when sending callbacks during disconnect

    ATRACE_CALL();

    ALOGV("%s", __FUNCTION__);

    Mutex::Autolock icl(mBinderSerializationLock);

    SharedCameraCallbacks::Lock l(mSharedCameraCallbacks);

    if (mRemoteCallback != NULL) {

    // Thread-safe. No lock necessary.

    sp<ICameraDeviceCallbacks> remoteCb = mRemoteCallback;

    if (remoteCb != NULL) {

        ALOGV("%s: frame = %p ", __FUNCTION__, &frame);

        mRemoteCallback->onResultReceived(frameId, frame);

        remoteCb->onResultReceived(frameId, frame);

    }

}

// TODO: move to Camera2ClientBase