Monitoring/src/V3/AlertPolicy.php
public function setMutationRecord($var)
    {
        GPBUtil::checkMessage($var, \Google\Cloud\Monitoring\V3\MutationRecord::class);
        $this->mutation_record = $var;

        return $this;
    }
public function setMutationRecord($var)
    {
        GPBUtil::checkMessage($var, \Google\Cloud\Monitoring\V3\MutationRecord::class);
        $this->mutation_record = $var;

        return $this;
    }
public function setMutationRecord ( $ var ) { GPBUtil :: checkMessage ( $ var , \ Google \ Cloud \ Monitoring \ V3 \ MutationRecord :: class ) ; $ this -> mutation_record = $ var ; return $ this ; }
A read-only record of the most recent change to the alerting policy. If
provided in a call to create or update, this field will be ignored.

Generated from protobuf field <code>.google.monitoring.v3.MutationRecord mutation_record = 11;</code>
@param \Google\Cloud\Monitoring\V3\MutationRecord $var
@return $this
A read - only record of the most recent change to the alerting policy . If provided in a call to create or update this field will be ignored .