Change Signature: Add support of type parameter substitutions in overriding members

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

@@ -0,0 +1,25 @@
+interface J<A, B> extends T<A, B> {
+    @Override
+    <C> int foofoofoo(A a, B b, C c);
+}
+
+abstract class J1<X, Y> implements J<U<X>, U<Y>> {
+    @Override
+    public <C> int foofoofoo(U<X> xu, U<Y> yu, C c) {
+        throw new UnsupportedOperationException();
+    }
+}
+
+abstract class J2<X> extends J1<X, String> {
+    @Override
+    public <C> int foofoofoo(U<X> xu, U<String> stringU, C c) {
+        throw new UnsupportedOperationException();
+    }
+}
+
+class J3 extends J2<Object> {
+    @Override
+    public <D> int foofoofoo(U<Object> objectU, U<String> stringU, D c) {
+        throw new UnsupportedOperationException();
+    }
+}