Reapply my changes

Author: timja

src/main/java/io/jenkins/plugins/pipelinegraphview/utils/AbstractPipelineViewAction.java

@@ -40,11 +40,11 @@ public boolean isBuildable() {
     }
 
     public Permission getPermission() {
-        return run.getParent().BUILD;
+        return Item.BUILD;
     }
 
     public Permission getConfigurePermission() {
-        return run.getParent().CONFIGURE;
+        return Item.CONFIGURE;
     }
 
     public String getBuildDisplayName() {
@@ -57,18 +57,11 @@ public String getBuildDisplayName() {
     @RequirePOST
     @JavaScriptMethod
     public boolean doRebuild() throws IOException, ExecutionException {
-        if (run != null) {
-            run.checkAnyPermission(Item.BUILD);
-            ReplayAction replayAction = run.getAction(ReplayAction.class);
-            Queue.Item item =
-                    replayAction.run2(replayAction.getOriginalScript(), replayAction.getOriginalLoadedScripts());
-
-            if (item == null) {
-                return false;
-            }
-            return true;
-        }
-        return false;
+        run.checkPermission(getPermission());
+        ReplayAction replayAction = run.getAction(ReplayAction.class);
+        Queue.Item item = replayAction.run2(replayAction.getOriginalScript(), replayAction.getOriginalLoadedScripts());
+
+        return item != null;
     }
 
     public String getFullBuildDisplayName() {