Push Down: Initial Support

idea/testData/refactoring/pushDown/pushClassMembersWithGenerics.kt.after

@@ -0,0 +1,47 @@
+interface Z<T>
+
+open class A<T> {
+
+}
+
+class B<S> : A<Z<S>>() {
+    // INFO: {"checked": "true"}
+    val t1: Z<S>
+    // INFO: {"checked": "true"}
+    val t2: Z<Z<S>>
+
+    // INFO: {"checked": "true"}
+    fun foo<S>(t1: Z<S>, t2: Z<Z<S>>, s1: S, s2: Z<S>): Boolean = true
+
+    // INFO: {"checked": "true"}
+    inner class X : Z<Z<S>> {
+
+    }
+
+    // INFO: {"checked": "true"}
+    class Y<U> : Z<U> {
+
+    }
+
+}
+
+class C<K> : A<B<K>>() {
+    // INFO: {"checked": "true"}
+    val t1: B<K>
+    // INFO: {"checked": "true"}
+    val t2: Z<B<K>>
+
+    // INFO: {"checked": "true"}
+    fun foo<S>(t1: B<K>, t2: Z<B<K>>, s1: S, s2: Z<S>): Boolean = true
+
+    // INFO: {"checked": "true"}
+    inner class X : Z<B<K>> {
+
+    }
+
+    // INFO: {"checked": "true"}
+    class Y<U> : Z<U> {
+
+    }
+
+}