inline superclass: preserve superclass extends/implements list (IDEA-69339)

java/java-tests/testData/refactoring/inlineSuperClass/inlineSuperclassExtendsList/after/Super.java

@@ -0,0 +1,5 @@
+
+interface Int {}
+
+class Dummy {}
+

java/java-tests/testData/refactoring/inlineSuperClass/inlineSuperclassExtendsList/after/Test.java

@@ -0,0 +1,11 @@
+class Test extends Dummy implements Int {
+  Test(){}
+
+    public void main() {}
+}
+
+class U {
+    public static void main(String[] args) {
+       new Test().main();
+    }
+}

java/java-tests/testData/refactoring/inlineSuperClass/inlineSuperclassExtendsList/before/Super.java

@@ -0,0 +1,9 @@
+
+interface Int {}
+
+class Dummy {}
+
+public class Super extends Dummy implements Int {
+    public void main() {}
+}
+

java/java-tests/testData/refactoring/inlineSuperClass/inlineSuperclassExtendsList/before/Test.java

@@ -0,0 +1,9 @@
+class Test extends Super{
+  Test(){}
+}
+
+class U {
+    public static void main(String[] args) {
+       new Test().main();
+    }
+}