method reference: exact reference check fixed for methods with the signatures without generics (IDEA-127765)

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/lambda/methodRef/IDEA127765.java

@@ -0,0 +1,19 @@
+import java.util.Map;
+import java.util.Optional;
+import java.util.function.Function;
+import java.util.function.Predicate;
+
+class IDEA127765 {
+  void a(final Map<String, Optional<Double>> allValues, final Function<Optional<Double>, Double> get) {
+    final Map<String, Double> presentValues = transformValues(filterValues(allValues, Optional::isPresent), get);
+  }
+
+  public static <K, V1, V2> Map<K, V2> transformValues(Map<K, V1> fromMap, Function<? super V1, V2> function) {
+    return null;
+  }
+
+  public static <K, V> Map<K, V> filterValues(Map<K, V> unfiltered, Predicate<? super V> valuePredicate) {
+    return null;
+  }
+
+}