IDEA-108052 Groovy: "@DelegatesTo inspection" could report unused @DelegatesTo.Target if a closure parameter delegates to a different target

plugins/groovy/src/org/jetbrains/plugins/groovy/codeInspection/confusing/DelegatesToInspection.java

@@ -67,7 +67,7 @@ public class DelegatesToInspection extends BaseInspection {
               }
             }
             else {
-              if (delegatesTo.findDeclaredAttributeValue("target") == null) {
+              if (delegatesTo.findDeclaredAttributeValue("target") == null && delegatesTo.findDeclaredAttributeValue("value") == null) {
                 return; // target is used
               }
             }

plugins/groovy/test/org/jetbrains/plugins/groovy/lang/highlighting/GrInspectionTest.groovy

@@ -253,6 +253,12 @@ def with5(@<warning descr="@Target is unused">DelegatesTo.Target</warning>() Obj
     arg.delegate = target
     arg()
 }
+
+def with6(@<warning descr="@Target is unused">DelegatesTo.Target</warning>() Object target, @DelegatesTo(String) Closure arg) {
+    arg.delegate = target
+    arg()
+}
+
 ''', DelegatesToInspection)
   }
 }