Change Signature: Propagate nullability annotations to overriding methods in Java

idea/testData/refactoring/changeSignature/FunctionJavaUsagesAndOverridesAddParamBefore.1.java

@@ -0,0 +1,22 @@
+class X extends A {
+    @Override
+    String foo(int n) {
+        return "";
+    }
+}
+
+class Y extends X {
+    @Override
+    String foo(int n) {
+        return super.foo(n);
+    }
+}
+
+class Test {
+    void test() {
+        new A().foo(1);
+        new B().foo(2);
+        new X().foo(3);
+        new Y().foo(4);
+    }
+}