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-rw-r--r--mojo/edk/js/waiting_callback.cc115
1 files changed, 0 insertions, 115 deletions
diff --git a/mojo/edk/js/waiting_callback.cc b/mojo/edk/js/waiting_callback.cc
deleted file mode 100644
index d5c48c5..0000000
--- a/mojo/edk/js/waiting_callback.cc
+++ /dev/null
@@ -1,115 +0,0 @@
-// 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 "mojo/edk/js/waiting_callback.h"
-
-#include "base/bind.h"
-#include "base/message_loop/message_loop.h"
-#include "gin/per_context_data.h"
-#include "mojo/public/cpp/environment/environment.h"
-
-namespace mojo {
-namespace js {
-
-namespace {
-
-v8::Handle<v8::String> GetHiddenPropertyName(v8::Isolate* isolate) {
- return gin::StringToSymbol(isolate, "::mojo::js::WaitingCallback");
-}
-
-} // namespace
-
-gin::WrapperInfo WaitingCallback::kWrapperInfo = { gin::kEmbedderNativeGin };
-
-// static
-gin::Handle<WaitingCallback> WaitingCallback::Create(
- v8::Isolate* isolate,
- v8::Handle<v8::Function> callback,
- gin::Handle<HandleWrapper> handle_wrapper,
- MojoHandleSignals signals) {
- gin::Handle<WaitingCallback> waiting_callback = gin::CreateHandle(
- isolate, new WaitingCallback(isolate, callback, handle_wrapper));
- waiting_callback->wait_id_ = Environment::GetDefaultAsyncWaiter()->AsyncWait(
- handle_wrapper->get().value(),
- signals,
- MOJO_DEADLINE_INDEFINITE,
- &WaitingCallback::CallOnHandleReady,
- waiting_callback.get());
- return waiting_callback;
-}
-
-void WaitingCallback::Cancel() {
- if (!wait_id_)
- return;
-
- handle_wrapper_->RemoveCloseObserver(this);
- handle_wrapper_ = NULL;
- Environment::GetDefaultAsyncWaiter()->CancelWait(wait_id_);
- wait_id_ = 0;
-}
-
-WaitingCallback::WaitingCallback(v8::Isolate* isolate,
- v8::Handle<v8::Function> callback,
- gin::Handle<HandleWrapper> handle_wrapper)
- : wait_id_(0), handle_wrapper_(handle_wrapper.get()), weak_factory_(this) {
- handle_wrapper_->AddCloseObserver(this);
- v8::Handle<v8::Context> context = isolate->GetCurrentContext();
- runner_ = gin::PerContextData::From(context)->runner()->GetWeakPtr();
- GetWrapper(isolate)->SetHiddenValue(GetHiddenPropertyName(isolate), callback);
-}
-
-WaitingCallback::~WaitingCallback() {
- Cancel();
-}
-
-// static
-void WaitingCallback::CallOnHandleReady(void* closure, MojoResult result) {
- static_cast<WaitingCallback*>(closure)->OnHandleReady(result);
-}
-
-void WaitingCallback::ClearWaitId() {
- wait_id_ = 0;
- handle_wrapper_->RemoveCloseObserver(this);
- handle_wrapper_ = nullptr;
-}
-
-void WaitingCallback::OnHandleReady(MojoResult result) {
- ClearWaitId();
- CallCallback(result);
-}
-
-void WaitingCallback::CallCallback(MojoResult result) {
- // ClearWaitId must already have been called.
- DCHECK(!wait_id_);
- DCHECK(!handle_wrapper_);
-
- if (!runner_)
- return;
-
- gin::Runner::Scope scope(runner_.get());
- v8::Isolate* isolate = runner_->GetContextHolder()->isolate();
-
- v8::Handle<v8::Value> hidden_value =
- GetWrapper(isolate)->GetHiddenValue(GetHiddenPropertyName(isolate));
- v8::Handle<v8::Function> callback;
- CHECK(gin::ConvertFromV8(isolate, hidden_value, &callback));
-
- v8::Handle<v8::Value> args[] = { gin::ConvertToV8(isolate, result) };
- runner_->Call(callback, runner_->global(), 1, args);
-}
-
-void WaitingCallback::OnWillCloseHandle() {
- Environment::GetDefaultAsyncWaiter()->CancelWait(wait_id_);
-
- // This may be called from GC, so we can't execute Javascript now, call
- // ClearWaitId explicitly, and CallCallback asynchronously.
- ClearWaitId();
- base::MessageLoop::current()->PostTask(
- FROM_HERE,
- base::Bind(&WaitingCallback::CallCallback, weak_factory_.GetWeakPtr(),
- MOJO_RESULT_INVALID_ARGUMENT));
-}
-
-} // namespace js
-} // namespace mojo