Added for iterator when remove() is present.

compiler/testData/codegen/box/builtinStubMethods/IteratorWithRemove.kt

@@ -0,0 +1,11 @@
+class MyIterator<T>(val v: T): Iterator<T> {
+    override fun next(): T = v
+    override fun hasNext(): Boolean = true
+
+    public fun remove() {}
+}
+
+fun box(): String {
+    (MyIterator<String>("") as MutableIterator<String>).remove()
+    return "OK"
+}

compiler/tests/org/jetbrains/jet/codegen/generated/BlackBoxCodegenTestGenerated.java

@@ -429,6 +429,11 @@ public class BlackBoxCodegenTestGenerated extends AbstractBlackBoxCodegenTest {
             doTest("compiler/testData/codegen/box/builtinStubMethods/Iterator.kt");
         }
         
+        @TestMetadata("IteratorWithRemove.kt")
+        public void testIteratorWithRemove() throws Exception {
+            doTest("compiler/testData/codegen/box/builtinStubMethods/IteratorWithRemove.kt");
+        }
+        
         @TestMetadata("List.kt")
         public void testList() throws Exception {
             doTest("compiler/testData/codegen/box/builtinStubMethods/List.kt");