more specific inference: do not compare functional types if both methods were generic

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/lambda/graphInference/StaticInheritorsAmbiguity.java

@@ -0,0 +1,24 @@
+
+import java.util.Collection;
+import java.util.HashSet;
+
+
+class A {
+  Collection<String> thrownInTryStatement = null;
+  final Collection<String> thrownTypes = ContainerUtil.newHashSet( thrownInTryStatement);
+}
+
+
+class ContainerUtil extends ContainerUtilRt{
+  public static <T> HashSet<T> newHashSet(Iterable<? extends T> iterable) {
+    return null;
+  }
+}
+
+
+class ContainerUtilRt {
+  public static <T> HashSet<T> newHashSet(Iterable<? extends T> iterable) {
+    return null;
+  }
+
+}