Merge "Add a prompt to try out RBE for local builds" am: f72c0fac am: 859caa8d am: ac007172

    if [ -n "$ncolors" ] && [ $ncolors -ge 8 ]; then

        color_failed=$'\E'"[0;31m"

        color_success=$'\E'"[0;32m"

        color_warning=$'\E'"[0;33m"

        color_reset=$'\E'"[00m"

    else

        color_failed=""

        color_success=""

        color_reset=""

    fi

    if [[ "x${USE_RBE}" == "x" && $mins -gt 15 && "${ANDROID_BUILD_ENVIRONMENT_CONFIG}" == "googler" ]]; then

        echo

        echo "${color_warning}Start using RBE (http://go/build-fast) to get faster builds!${color_reset}"

    fi

    echo

    if [ $ret -eq 0 ] ; then

        echo -n "${color_success}#### build completed successfully "