Remove wrong condition part: there could be irrelevant overrides from Kotlin

compiler/testData/codegen/boxWithJava/collections/irrelevantImplMutableList/J.java

@@ -0,0 +1,99 @@
+import java.util.*;
+public class J {
+    abstract static public class AImpl {
+        public final int size() {
+            return 56;
+        }
+
+        public boolean isEmpty() {
+            return false;
+        }
+
+        public final boolean contains(Object o) {
+            return true;
+        }
+
+        public Iterator<String> iterator() {
+            return null;
+        }
+
+        public Object[] toArray() {
+            return new Object[0];
+        }
+
+        public <T> T[] toArray(T[] a) {
+            return null;
+        }
+
+        public boolean add(String s) {
+            return false;
+        }
+
+        public boolean remove(Object o) {
+            return false;
+        }
+
+        public boolean containsAll(Collection<?> c) {
+            return false;
+        }
+
+        public boolean addAll(Collection<? extends String> c) {
+            return false;
+        }
+
+        public boolean addAll(int index, Collection<? extends String> c) {
+            return false;
+        }
+
+        public boolean removeAll(Collection<?> c) {
+            return false;
+        }
+
+        public boolean retainAll(Collection<?> c) {
+            return false;
+        }
+
+        public void clear() {
+
+        }
+
+        public String get(int index) {
+            return null;
+        }
+
+        public String set(int index, String element) {
+            return null;
+        }
+
+        public void add(int index, String element) {
+
+        }
+
+        public String remove(int index) {
+            return null;
+        }
+
+        public int indexOf(Object o) {
+            return 0;
+        }
+
+        public int lastIndexOf(Object o) {
+            return 0;
+        }
+
+        public ListIterator<String> listIterator() {
+            return null;
+        }
+
+        public ListIterator<String> listIterator(int index) {
+            return null;
+        }
+
+        public List<String> subList(int fromIndex, int toIndex) {
+            return null;
+        }
+    }
+
+    public static class A extends AImpl implements List<String> {
+    }
+}