[interpreter, debugger] implement debugger statement.

src/compiler/interpreter-assembler.cc

Index: src/compiler/interpreter-assembler.cc
diff --git a/src/compiler/interpreter-assembler.cc b/src/compiler/interpreter-assembler.cc
index 4fd222c6aaa53eb47f3e1bb07c8a781aac7a74f6..7305d967b528af33df2399d236af56f5332f3958 100644
--- a/src/compiler/interpreter-assembler.cc
+++ b/src/compiler/interpreter-assembler.cc
@@ -584,6 +584,11 @@ Node* InterpreterAssembler::CallRuntime(Node* function_id, Node* first_arg,
   return CallN(descriptor, code_target, args);
 }
 
+Node* InterpreterAssembler::CallRuntime(Runtime::FunctionId function_id) {
+  CallPrologue();
+  Node* return_val = raw_assembler_->CallRuntime0(function_id, GetContext());
+  return return_val;
+}
 
 Node* InterpreterAssembler::CallRuntime(Runtime::FunctionId function_id,
                                         Node* arg1) {