Merge "Camera: Specify session parameter build requirements" into pi-dev

     * to pass their initial values as part of this method.

     *

     * @param params A capture request that includes the initial values for any available

     *               session wide capture keys.

     *               session wide capture keys. Tags (see {@link CaptureRequest.Builder#setTag}) and

     *               output targets (see {@link CaptureRequest.Builder#addTarget}) are ignored if

     *               set. Parameter values not part of

     *               {@link CameraCharacteristics#getAvailableSessionKeys} will also be ignored. It

     *               is recommended to build the session parameters using the same template type as

     *               the initial capture request, so that the session and initial request parameters

     *               match as much as possible.

     */

    public void setSessionParameters(CaptureRequest params) {

        mSessionParameters = params;