Dart: Updates Dart VM revision.

mojo/dart/embedder/dart_controller.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "base/callback.h"
 #include "base/files/file_util.h"
 #include "base/logging.h"
 #include "base/path_service.h"
 #include "base/sys_info.h"
 #include "crypto/random.h"
@@ skipping 353 matching lines @@
 bool DartController::vmIsInitialized = false;
 void DartController::InitVmIfNeeded(Dart_EntropySource entropy,
                                     const char** arguments,
                                     int arguments_count) {
   // TODO(zra): If runDartScript can be called from multiple threads
   // concurrently, then vmIsInitialized will need to be protected by a lock.
   if (vmIsInitialized) {
     return;
   }
 
-  const int kNumArgs = arguments_count + 2;
+  const int kNumArgs = arguments_count + 1;
   const char* args[kNumArgs];
 
   // TODO(zra): Fix Dart VM Shutdown race.
   // There is a bug in Dart VM shutdown which causes its thread pool threads
   // to potentially fail to exit when the rest of the VM is going down. This
   // results in a segfault if they begin running again after the Dart
   // embedder has been unloaded. Setting this flag to 0 ensures that these
   // threads sleep forever instead of waking up and trying to run code
   // that isn't there anymore.
   args[0] = "--worker-timeout-millis=0";
 
-  // Enable async/await features.
-  args[1] = "--enable-async";
-
   for (int i = 0; i < arguments_count; ++i) {
-    args[i + 2] = arguments[i];
+    args[i + 1] = arguments[i];
   }
 
   bool result = Dart_SetVMFlags(kNumArgs, args);
   CHECK(result);
 
   result = Dart_Initialize(IsolateCreateCallback,
                            nullptr,  // Isolate interrupt callback.
                            UnhandledExceptionCallback,
                            IsolateShutdownCallback,
                            // File IO callbacks.
@@ skipping 99 matching lines @@
   DART_CHECK_VALID(result);
 
   Dart_ExitScope();
   Dart_ShutdownIsolate();
   Dart_Cleanup();
   return true;
 }
 
 }  // namespace apps
 }  // namespace mojo