Merge "Camera2: Do not throw unexpected runtime exception to app" into mnc-dev

         * errors, then add them to the top switch statement

         */

        if (errorFlag < 0) {

            throw new UnsupportedOperationException(String.format("Unknown error %d",

                    errorFlag));

            throw new CameraRuntimeException(CAMERA_ERROR,

                    String.format("Unknown camera device error %d", errorFlag));

        }

    }