private void buildPartial0(
            com.google.cloud.websecurityscanner.v1beta.ScanConfig.Authentication.CustomAccount
                result) {
          int from_bitField0_ = bitField0_;
          if (((from_bitField0_ & 0x00000001) != 0)) {
            result.username_ = username_;
          }
          if (((from_bitField0_ & 0x00000002) != 0)) {
            result.password_ = password_;
          }
          if (((from_bitField0_ & 0x00000004) != 0)) {
            result.loginUrl_ = loginUrl_;
          }
        }
<pre>
Describes authentication configuration that uses a custom account.
</pre>

Protobuf type {@code
google.cloud.websecurityscanner.v1beta.ScanConfig.Authentication.CustomAccount}
java-websecurityscanner/proto-google-cloud-websecurityscanner-v1beta/src/main/java/com/google/cloud/websecurityscanner/v1beta/ScanConfig.java