Introduce VideoFrameScheduler{Impl}.

media/filters/video_frame_scheduler_proxy.cc

Index: media/filters/video_frame_scheduler_proxy.cc
diff --git a/media/filters/video_frame_scheduler_proxy.cc b/media/filters/video_frame_scheduler_proxy.cc
new file mode 100644
index 0000000000000000000000000000000000000000..7499dc38d2fe1ca74a63b06a2b69a9c880e0db16
--- /dev/null
+++ b/media/filters/video_frame_scheduler_proxy.cc
@@ -0,0 +1,47 @@
+// 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 "media/filters/video_frame_scheduler_proxy.h"
+
+#include "base/single_thread_task_runner.h"
+#include "media/base/bind_to_current_loop.h"
+#include "media/base/video_frame.h"
+
+namespace media {
+
+VideoFrameSchedulerProxy::VideoFrameSchedulerProxy(
+    const scoped_refptr<base::SingleThreadTaskRunner>& task_runner,
+    const scoped_refptr<base::SingleThreadTaskRunner>& scheduler_runner,
+    VideoFrameScheduler* scheduler)
+    : task_runner_(task_runner),
+      scheduler_runner_(scheduler_runner),
+      scheduler_(scheduler),
+      weak_factory_(this) {
+}
+
+VideoFrameSchedulerProxy::~VideoFrameSchedulerProxy() {
+}
+
+void VideoFrameSchedulerProxy::ScheduleVideoFrame(
+    const scoped_refptr<VideoFrame>& frame,
+    base::TimeTicks wall_ticks,
+    const DoneCB& done_cb) {
+  DCHECK(task_runner_->BelongsToCurrentThread());
+  scheduler_runner_->PostTask(
+      FROM_HERE,
+      base::Bind(&VideoFrameScheduler::ScheduleVideoFrame,
+                 base::Unretained(scheduler_),
+                 frame,
+                 wall_ticks,
+                 BindToCurrentLoop(done_cb)));
+}
+
+void VideoFrameSchedulerProxy::Reset() {
+  DCHECK(task_runner_->BelongsToCurrentThread());
+  scheduler_runner_->PostTask(
+      FROM_HERE,
+      base::Bind(&VideoFrameScheduler::Reset, base::Unretained(scheduler_)));
+}
+
+}  // namespace media