src/Api/Authentication.php
public function setProviders($var)
    {
        $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Api\AuthProvider::class);
        $this->providers = $arr;

        return $this;
    }
public function setProviders($var)
    {
        $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Api\AuthProvider::class);
        $this->providers = $arr;

        return $this;
    }
Defines a set of authentication providers that a service supports.

Generated from protobuf field <code>repeated .google.api.AuthProvider providers = 4;</code>
@param \Google\Api\AuthProvider[]|\Google\Protobuf\Internal\RepeatedField $var
@return $this