Merge branch 'bc_upgrades/expand_bcUpgradeTask' into bc_upgrades/expand_bcUpgradeTask_test

Author: mosche

x-pack/plugin/downsample/qa/mixed-cluster/build.gradle

@@ -5,7 +5,6 @@
  * 2.0.
  */
 
-import org.elasticsearch.gradle.Version
 import org.elasticsearch.gradle.VersionProperties
 import org.elasticsearch.gradle.testclusters.StandaloneRestIntegTestTask
 
@@ -44,13 +43,6 @@ buildParams.bwcVersions.withWireCompatible(supportedVersion) { bwcVersion, baseN
   }
 }
 
-tasks.register("bcUpgradeTest", StandaloneRestIntegTestTask) {
-  // We use a phony version here as the real version is provided via `tests.bwc.main.version` system property
-  usesBwcDistribution(Version.fromString("0.0.0"))
-  systemProperty("tests.old_cluster_version", "0.0.0")
-  onlyIf("tests.bwc.main.version system property exists") { System.getProperty("tests.bwc.main.version") != null }
-}
-
 tasks.named("yamlRestTest") {
   enabled = false
 }