Cleaning up some more unusable Cobertura executions.

pom.xml

@@ -349,11 +349,6 @@ THE SOFTWARE.
               <artifactId>ant-junit</artifactId>
               <version>1.7.0</version>
             </dependency>
-            <dependency>
-              <groupId>net.sourceforge.cobertura</groupId>
-              <artifactId>cobertura</artifactId>
-              <version>1.9</version>
-            </dependency>
             <dependency>
               <!-- this provided scope dependency doesn't get added to GMaven unless explicitly added here -->
               <groupId>javax.servlet</groupId>
@@ -516,10 +511,6 @@ THE SOFTWARE.
           <artifactId>antlr-maven-plugin</artifactId>
           <version>2.1</version>
         </plugin>
-        <plugin>
-          <groupId>org.codehaus.mojo</groupId>
-          <artifactId>cobertura-maven-plugin</artifactId>
-        </plugin>
         <plugin>
           <groupId>org.codehaus.mojo</groupId>
           <artifactId>findbugs-maven-plugin</artifactId>

test/pom.xml

@@ -321,35 +321,6 @@ THE SOFTWARE.
         <surefire.rerunFailingTestsCount>4</surefire.rerunFailingTestsCount>
       </properties>
     </profile>
-    <profile>
-      <!-- Obtain code coverage report. This is done by running Unit tests on our own and suppressing surefire. -->
-      <id>cobertura</id>
-      <build>
-        <plugins>
-          <plugin>
-            <groupId>org.codehaus.gmaven</groupId>
-            <artifactId>gmaven-plugin</artifactId>
-            <!-- version specified in grandparent pom -->
-            <executions>
-              <!-- run unit test -->
-              <execution>
-                <phase>test</phase>
-                <goals>
-                  <goal>execute</goal>
-                </goals>
-                <configuration>
-                  <scriptpath>
-                    <!-- load helpers from hg core -->
-                    <element>${project.basedir}/../core/src/build-script</element>
-                  </scriptpath>
-                  <source>${project.basedir}/src/build-script/unitTest.groovy</source>
-                </configuration>
-              </execution>
-            </executions>
-          </plugin>
-        </plugins>
-      </build>
-    </profile>    
     <profile>
       <id>jacoco</id>
       <build>

test/src/build-script/unitTest.groovy

-// run unit tests
-import org.apache.commons.io.FileUtils
-
-ant.project.setBaseDir(project.basedir)
-
-// start from where the core left off, and build from there
-ser=new File(project.basedir,"target/cobertura.ser");
-FileUtils.copyFile(maven.resolveArtifact("${project.groupId}:hudson-core:${project.version}:cobertura:ser"),ser)
-
-cob = new Cobertura(project,maven,ant,ser);
-
-// instrumenting remote.jar causes all native m2 job to fail, because forked Maven doesn't have cobertura runtime
-cob.instrument(["hudson-core"].collect{ m -> maven.resolveArtifact("${project.groupId}:${m}:${project.version}") })
-cob.runTests()
-cob.report(["../core/src/main/java"])
-cob.makeBuildFailIfTestFail();