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// 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 "components/scheduler/renderer/renderer_scheduler.h"
#include "base/command_line.h"
#include "base/message_loop/message_loop.h"
#include "base/trace_event/trace_event.h"
#include "base/trace_event/trace_event_impl.h"
#include "components/scheduler/child/scheduler_message_loop_delegate.h"
#include "components/scheduler/common/scheduler_switches.h"
#include "components/scheduler/renderer/null_renderer_scheduler.h"
#include "components/scheduler/renderer/renderer_scheduler_impl.h"
namespace scheduler {
RendererScheduler::RendererScheduler() {
}
RendererScheduler::~RendererScheduler() {
}
// static
scoped_ptr<RendererScheduler> RendererScheduler::Create() {
// Ensure worker.scheduler appears as an option in about://tracing
base::trace_event::TraceLog::GetCategoryGroupEnabled(
TRACE_DISABLED_BY_DEFAULT("worker.scheduler"));
base::CommandLine* command_line = base::CommandLine::ForCurrentProcess();
if (command_line->HasSwitch(switches::kDisableBlinkScheduler)) {
return make_scoped_ptr(new NullRendererScheduler());
} else {
base::MessageLoop* message_loop = base::MessageLoop::current();
return make_scoped_ptr(new RendererSchedulerImpl(
SchedulerMessageLoopDelegate::Create(message_loop)));
}
}
} // namespace scheduler
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