unused parameter: do not highlight if method is used locally by method reference (IDEA-123265)

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/lambda/newMethodRef/AfterDistinctOps.java

@@ -77,7 +77,7 @@ abstract class AbstractCollection<E> implements Collection<E> {
     public boolean add(E e) {
         return true;
     }
-    public boolean addAll(Collection<? extends E> <warning descr="Parameter 'c' is never used">c</warning>) {
+    public boolean addAll(Collection<? extends E> c) {
         boolean modified = false;
         return modified;
     }