[es6] [interpreter] Add tail calls support to Ignition.

src/code-factory.h

Index: src/code-factory.h
diff --git a/src/code-factory.h b/src/code-factory.h
index 91aaa055a7195659742c23f3d41856ece004de25..677607e909e5daaeee510cd7c1264c291baac42c 100644
--- a/src/code-factory.h
+++ b/src/code-factory.h
@@ -110,7 +110,8 @@ class CodeFactory final {
   static Callable Construct(Isolate* isolate);
   static Callable ConstructFunction(Isolate* isolate);
 
-  static Callable InterpreterPushArgsAndCall(Isolate* isolate);
+  static Callable InterpreterPushArgsAndCall(Isolate* isolate,
+                                             TailCallMode tail_call_mode);
   static Callable InterpreterPushArgsAndConstruct(Isolate* isolate);
   static Callable InterpreterCEntry(Isolate* isolate, int result_size = 1);
 };