1 // Copyright 2014 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4 
5 #include "gin/public/v8_platform.h"
6 
7 #include "base/bind.h"
8 #include "base/location.h"
9 #include "base/message_loop/message_loop_proxy.h"
10 #include "base/threading/worker_pool.h"
11 #include "gin/per_isolate_data.h"
12 
13 namespace gin {
14 
15 namespace {
16 
17 base::LazyInstance<V8Platform>::Leaky g_v8_platform = LAZY_INSTANCE_INITIALIZER;
18 
19 }  // namespace
20 
21 // static
Get()22 V8Platform* V8Platform::Get() { return g_v8_platform.Pointer(); }
23 
V8Platform()24 V8Platform::V8Platform() {}
25 
~V8Platform()26 V8Platform::~V8Platform() {}
27 
CallOnBackgroundThread(v8::Task * task,v8::Platform::ExpectedRuntime expected_runtime)28 void V8Platform::CallOnBackgroundThread(
29     v8::Task* task,
30     v8::Platform::ExpectedRuntime expected_runtime) {
31   base::WorkerPool::PostTask(
32       FROM_HERE,
33       base::Bind(&v8::Task::Run, base::Owned(task)),
34       expected_runtime == v8::Platform::kLongRunningTask);
35 }
36 
CallOnForegroundThread(v8::Isolate * isolate,v8::Task * task)37 void V8Platform::CallOnForegroundThread(v8::Isolate* isolate, v8::Task* task) {
38   PerIsolateData::From(isolate)->message_loop_proxy()->PostTask(
39       FROM_HERE, base::Bind(&v8::Task::Run, base::Owned(task)));
40 }
41 
42 }  // namespace gin
43