Generate all runtime files from dart.

lib/runtime/dart/_foreign_helper.js

 dart_library.library('dart/_foreign_helper', null, /* Imports */[
-  "dart/_runtime",
+  'dart/_runtime',
   'dart/core'
 ], /* Lazy imports */[
 ], function(exports, dart, core) {
   'use strict';
   let dartx = dart.dartx;
   function JS(typeDescription, codeTemplate, arg0, arg1, arg2, arg3, arg4, arg5, arg6, arg7, arg8, arg9, arg10, arg11) {
     if (arg0 === void 0) arg0 = null;
     if (arg1 === void 0) arg1 = null;
     if (arg2 === void 0) arg2 = null;
     if (arg3 === void 0) arg3 = null;
@@ skipping 97 matching lines @@
       this.code = code;
     }
   }
   dart.setSignature(JS_CONST, {
     constructors: () => ({JS_CONST: [JS_CONST, [core.String]]})
   });
   function JS_STRING_CONCAT(a, b) {
     return a + b;
   }
   dart.fn(JS_STRING_CONCAT, core.String, [core.String, core.String]);
+  class _Rest extends core.Object {
+    _Rest() {
+    }
+  }
+  dart.setSignature(_Rest, {
+    constructors: () => ({_Rest: [_Rest, []]})
+  });
+  const rest = dart.const(new _Rest());
+  function spread(args) {
+    dart.throw(new core.StateError('The spread function cannot be called, ' + 'it should be compiled away.'));
+  }
+  dart.fn(spread);
   // Exports:
   exports.JS = JS;
   exports.JSExportName = JSExportName;
   exports.JS_CURRENT_ISOLATE_CONTEXT = JS_CURRENT_ISOLATE_CONTEXT;
   exports.IsolateContext = IsolateContext;
   exports.JS_CALL_IN_ISOLATE = JS_CALL_IN_ISOLATE;
   exports.JS_SET_CURRENT_ISOLATE = JS_SET_CURRENT_ISOLATE;
   exports.JS_CREATE_ISOLATE = JS_CREATE_ISOLATE;
   exports.JS_DART_OBJECT_CONSTRUCTOR = JS_DART_OBJECT_CONSTRUCTOR;
   exports.JS_INTERCEPTOR_CONSTANT = JS_INTERCEPTOR_CONSTANT;
@@ skipping 11 matching lines @@
   exports.JS_FUNCTION_TYPE_RETURN_TYPE_TAG = JS_FUNCTION_TYPE_RETURN_TYPE_TAG;
   exports.JS_FUNCTION_TYPE_REQUIRED_PARAMETERS_TAG = JS_FUNCTION_TYPE_REQUIRED_PARAMETERS_TAG;
   exports.JS_FUNCTION_TYPE_OPTIONAL_PARAMETERS_TAG = JS_FUNCTION_TYPE_OPTIONAL_PARAMETERS_TAG;
   exports.JS_FUNCTION_TYPE_NAMED_PARAMETERS_TAG = JS_FUNCTION_TYPE_NAMED_PARAMETERS_TAG;
   exports.JS_GET_NAME = JS_GET_NAME;
   exports.JS_EMBEDDED_GLOBAL = JS_EMBEDDED_GLOBAL;
   exports.JS_GET_FLAG = JS_GET_FLAG;
   exports.JS_EFFECT = JS_EFFECT;
   exports.JS_CONST = JS_CONST;
   exports.JS_STRING_CONCAT = JS_STRING_CONCAT;
+  exports.rest = rest;
+  exports.spread = spread;
 });