FBTF: Move virtual methods to implementation files.

media/base/filters.cc

+// Copyright (c) 2010 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/base/filters.h"
+
+#include "base/logging.h"
+#include "base/message_loop.h"
+
+namespace media {
+
+MediaFilter::MediaFilter() : host_(NULL), message_loop_(NULL) {}
+
+void MediaFilter::set_host(FilterHost* host) {
+  DCHECK(host);
+  DCHECK(!host_);
+  host_ = host;
+}
+
+FilterHost* MediaFilter::host() {
+  return host_;
+}
+
+void MediaFilter::set_message_loop(MessageLoop* message_loop) {
+  DCHECK(message_loop);
+  DCHECK(!message_loop_);
+  message_loop_ = message_loop;
+}
+
+MessageLoop* MediaFilter::message_loop() {
+  return message_loop_;
+}
+
+void MediaFilter::Play(FilterCallback* callback) {
+  DCHECK(callback);
+  if (callback) {
+    callback->Run();
+    delete callback;
+  }
+}
+
+void MediaFilter::Pause(FilterCallback* callback) {
+  DCHECK(callback);
+  if (callback) {
+    callback->Run();
+    delete callback;
+  }
+}
+
+void MediaFilter::Flush(FilterCallback* callback) {
+  DCHECK(callback);
+  if (callback) {
+    callback->Run();
+    delete callback;
+  }
+}
+
+void MediaFilter::Stop(FilterCallback* callback) {
+  DCHECK(callback);
+  if (callback) {
+    callback->Run();
+    delete callback;
+  }
+}
+
+void MediaFilter::SetPlaybackRate(float playback_rate) {}
+
+void MediaFilter::Seek(base::TimeDelta time, FilterCallback* callback) {
+  scoped_ptr<FilterCallback> seek_callback(callback);
+  if (seek_callback.get()) {
+    seek_callback->Run();
+  }
+}
+
+void MediaFilter::OnAudioRendererDisabled() {
+}
+
+MediaFilter::~MediaFilter() {}
+
+}  // namespace media