public Builder mergeScanConfig(com.google.cloud.websecurityscanner.v1.ScanConfig value) {
      if (scanConfigBuilder_ == null) {
        if (((bitField0_ & 0x00000001) != 0)
            && scanConfig_ != null
            && scanConfig_
                != com.google.cloud.websecurityscanner.v1.ScanConfig.getDefaultInstance()) {
          getScanConfigBuilder().mergeFrom(value);
        } else {
          scanConfig_ = value;
        }
      } else {
        scanConfigBuilder_.mergeFrom(value);
      }
      if (scanConfig_ != null) {
        bitField0_ |= 0x00000001;
        onChanged();
      }
      return this;
    }
<pre>
Required. The ScanConfig to be updated. The name field must be set to identify the
resource to be updated. The values of fields not covered by the mask
will be ignored.
</pre>

<code>.google.cloud.websecurityscanner.v1.ScanConfig scan_config = 2;</code>
java-websecurityscanner/proto-google-cloud-websecurityscanner-v1/src/main/java/com/google/cloud/websecurityscanner/v1/UpdateScanConfigRequest.java