feat: Add streaming handlers for live TV proxying and VOD HLS transcoding using FFmpeg.

windows/flutter/ephemeral/cpp_client_wrapper/engine_method_result.cc

@@ -0,0 +1,11 @@
+// Copyright 2013 The Flutter Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// This file is deprecated in favor of core_implementations.cc. This is a
+// temporary forwarding implementation so that the switch to
+// core_implementations.cc isn't an immediate breaking change, allowing for the
+// template to be updated to include it and update the template version before
+// removing this file.
+
+#include "core_implementations.cc"