deps: upgrade V8 to 4.6.85.23

PR-URL: https://github.com/nodejs/node/pull/3351
Reviewed-By: indutny - Fedor Indutny <fedor.indutny@gmail.com>
Reviewed-By: bnoordhuis - Ben Noordhuis <info@bnoordhuis.nl>

1 files changed, 28 insertions, 0 deletions

diff --git a/deps/v8/src/cancelable-task.cc b/deps/v8/src/cancelable-task.cc
new file mode 100644
index 0000000000..32d5057c49
--- /dev/null
+++ b/deps/v8/src/cancelable-task.cc
@@ -0,0 +1,28 @@
+// Copyright 2015 the V8 project 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 "src/cancelable-task.h"
+
+#include "src/base/platform/platform.h"
+#include "src/v8.h"
+
+namespace v8 {
+namespace internal {
+
+
+Cancelable::Cancelable(Isolate* isolate)
+    : isolate_(isolate), is_cancelled_(false) {
+  isolate->RegisterCancelableTask(this);
+}
+
+
+Cancelable::~Cancelable() {
+  if (!is_cancelled_) {
+    isolate_->RemoveCancelableTask(this);
+  }
+}
+
+
+}  // namespace internal
+}  // namespace v8