<show>package</show>
        </configuration>
      </plugin>
      <!-- Disable "normal" testing, which doesn't work for GWT tests. -->
      <plugin>
        <artifactId>maven-surefire-plugin</artifactId>

      <artifactId>maven-di</artifactId>
    </dependency>
    <dependency>
      <groupId>org.apache.maven</groupId>
      <artifactId>maven-model</artifactId>
    </dependency>
    <!-- Remove the following two deps to see how to remove Settings from the core -->
    <dependency>
      <groupId>org.apache.maven</groupId>
      <artifactId>maven-settings</artifactId>
    </dependency>
    <dependency>
      <groupId>org.apache.maven</groupId>

                     pass -XepCompilingTestOnlyCode, and that argument needs to
                     be passed as part of the same <arg> as -Xplugin:ErrorProne,
                     and I gave up trying to figure out how to do that for test
                     compilation only. -->
                <arg>-Xplugin:ErrorProne -Xep:NullArgumentForNonNullParameter:OFF -Xep:Java8ApiChecker:ERROR</arg>