Chromecast: communicate HDMI-sink codec changes over IPC.

chromecast/renderer/media/capabilities_message_filter.cc

+// Copyright 2015 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 "chromecast/renderer/media/capabilities_message_filter.h"
+
+#include "chromecast/common/media/cast_messages.h"
+#include "chromecast/media/base/media_caps.h"
+
+namespace chromecast {
+
+CapabilitiesMessageFilter::CapabilitiesMessageFilter() {
+}
+
+CapabilitiesMessageFilter::~CapabilitiesMessageFilter() {
+}
+
+bool CapabilitiesMessageFilter::OnMessageReceived(const IPC::Message& message) {
+  bool handled = true;
+  IPC_BEGIN_MESSAGE_MAP(CapabilitiesMessageFilter, message)
+    IPC_MESSAGE_HANDLER(CmaMsg_UpdateSupportedHdmiSinkCodecs,
+                        OnUpdateSupportedHdmiSinkCodecs)
+    IPC_MESSAGE_UNHANDLED(handled = false)
+  IPC_END_MESSAGE_MAP()
+  return handled;
+}
+
+void CapabilitiesMessageFilter::OnUpdateSupportedHdmiSinkCodecs(int codecs) {
+  ::media::SetHdmiSinkCodecs(codecs);
+}
+
+}  // namespace chromecast