content: Add RendererScheduler.

content/renderer/scheduler/web_scheduler_impl.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 "content/renderer/scheduler/web_scheduler_impl.h"
+#include "content/renderer/scheduler/renderer_scheduler.h"
+
+namespace content {
+
+WebSchedulerImpl::WebSchedulerImpl(RendererScheduler* renderer_scheduler)
+    : renderer_scheduler_(renderer_scheduler) {
+}
+
+WebSchedulerImpl::~WebSchedulerImpl() {
+}
+
+bool WebSchedulerImpl::shouldYieldForHighPriorityWork() {
+  return renderer_scheduler_->ShouldYieldForHighPriorityWork();
+}
+
+void WebSchedulerImpl::postIdleTask(const blink::WebTraceLocation& location,
+                                    blink::WebScheduler::IdleTask* task) {
+  // TODO(rmcilroy)
+}
+
+}  // namespace content